Title: [103213] trunk
Revision
103213
Author
[email protected]
Date
2011-12-18 20:25:29 -0800 (Sun, 18 Dec 2011)

Log Message

<msup>, <munder>, <mover>, and <munderover> baseline positions are wrong
https://bugs.webkit.org/show_bug.cgi?id=72821

Patch by David Barton <[email protected]> on 2011-12-18
Reviewed by Darin Adler.

Source/WebCore:

Tested by rebaselining 8 existing tests. (Pardon the pun.)

* rendering/mathml/RenderMathMLSubSup.cpp:
(WebCore::RenderMathMLSubSup::baselinePosition):
Just using the base's (these puns are not my fault) baseline did not leave room for the exponent.
* rendering/mathml/RenderMathMLUnderOver.cpp:
(WebCore::RenderMathMLUnderOver::baselinePosition):
Added a guard condition, and removed some bad lines apparently mistakenly copied from RenderMathMLSubSup.cpp.

LayoutTests:

* platform/mac/mathml/presentation/msup-base-changed-expected.png:
* platform/mac/mathml/presentation/msup-base-changed-expected.txt:
* platform/mac/mathml/presentation/msup-sup-changed-expected.png:
* platform/mac/mathml/presentation/msup-sup-changed-expected.txt:
* platform/mac/mathml/presentation/over-expected.png:
* platform/mac/mathml/presentation/over-expected.txt:
* platform/mac/mathml/presentation/roots-expected.png:
* platform/mac/mathml/presentation/roots-expected.txt:
* platform/mac/mathml/presentation/row-alignment-expected.png:
* platform/mac/mathml/presentation/row-alignment-expected.txt:
* platform/mac/mathml/presentation/sup-expected.png:
* platform/mac/mathml/presentation/sup-expected.txt:
* platform/mac/mathml/presentation/under-expected.png:
* platform/mac/mathml/presentation/under-expected.txt:
* platform/mac/mathml/presentation/underover-expected.png:
* platform/mac/mathml/presentation/underover-expected.txt:

Modified Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (103212 => 103213)


--- trunk/LayoutTests/ChangeLog	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/ChangeLog	2011-12-19 04:25:29 UTC (rev 103213)
@@ -1,3 +1,27 @@
+2011-12-18  David Barton  <[email protected]>
+
+        <msup>, <munder>, <mover>, and <munderover> baseline positions are wrong
+        https://bugs.webkit.org/show_bug.cgi?id=72821
+
+        Reviewed by Darin Adler.
+
+        * platform/mac/mathml/presentation/msup-base-changed-expected.png:
+        * platform/mac/mathml/presentation/msup-base-changed-expected.txt:
+        * platform/mac/mathml/presentation/msup-sup-changed-expected.png:
+        * platform/mac/mathml/presentation/msup-sup-changed-expected.txt:
+        * platform/mac/mathml/presentation/over-expected.png:
+        * platform/mac/mathml/presentation/over-expected.txt:
+        * platform/mac/mathml/presentation/roots-expected.png:
+        * platform/mac/mathml/presentation/roots-expected.txt:
+        * platform/mac/mathml/presentation/row-alignment-expected.png:
+        * platform/mac/mathml/presentation/row-alignment-expected.txt:
+        * platform/mac/mathml/presentation/sup-expected.png:
+        * platform/mac/mathml/presentation/sup-expected.txt:
+        * platform/mac/mathml/presentation/under-expected.png:
+        * platform/mac/mathml/presentation/under-expected.txt:
+        * platform/mac/mathml/presentation/underover-expected.png:
+        * platform/mac/mathml/presentation/underover-expected.txt:
+
 2011-12-18  Dan Bernstein  <[email protected]>
 
         Positioned Floats: Assertion hit in fast/block/positioning/positioned-float-layout-after-image-load.html

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/msup-base-changed-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/msup-base-changed-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/msup-base-changed-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/msup-base-changed-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -1,10 +1,10 @@
 layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
-layer at (0,0) size 800x54
-  RenderBlock {html} at (0,0) size 800x54
-    RenderBody {body} at (8,16) size 784x22
-      RenderBlock {p} at (0,0) size 784x22
-        RenderMathMLMath {math} at (0,3) size 15x19
+layer at (0,0) size 800x51
+  RenderBlock {html} at (0,0) size 800x51
+    RenderBody {body} at (8,16) size 784x19
+      RenderBlock {p} at (0,0) size 784x19
+        RenderMathMLMath {math} at (0,0) size 15x19
           RenderMathMLSubSup {msup} at (1,0) size 13x19
             RenderMathMLBlock {msup} at (0,3) size 7x16
               RenderInline {mi} at (0,0) size 7x16

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/msup-sup-changed-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/msup-sup-changed-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/msup-sup-changed-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/msup-sup-changed-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -1,10 +1,10 @@
 layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
-layer at (0,0) size 800x54
-  RenderBlock {html} at (0,0) size 800x54
-    RenderBody {body} at (8,16) size 784x22
-      RenderBlock {p} at (0,0) size 784x22
-        RenderMathMLMath {math} at (0,3) size 15x19
+layer at (0,0) size 800x51
+  RenderBlock {html} at (0,0) size 800x51
+    RenderBody {body} at (8,16) size 784x19
+      RenderBlock {p} at (0,0) size 784x19
+        RenderMathMLMath {math} at (0,0) size 15x19
           RenderMathMLSubSup {msup} at (1,0) size 13x19
             RenderMathMLBlock {msup} at (0,3) size 7x16
               RenderInline {mi} at (0,0) size 7x16

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/over-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/over-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/over-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/over-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -1,12 +1,12 @@
 layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
-layer at (0,0) size 800x293
-  RenderBlock {html} at (0,0) size 800x293
-    RenderBody {body} at (8,16) size 784x261
-      RenderBlock {p} at (0,0) size 784x31
-        RenderText {#text} at (0,12) size 36x18
-          text run at (0,12) width 36: "over: "
-        RenderMathMLMath {math} at (36,0) size 12x31
+layer at (0,0) size 800x285
+  RenderBlock {html} at (0,0) size 800x285
+    RenderBody {body} at (8,16) size 784x253
+      RenderBlock {p} at (0,0) size 784x28
+        RenderText {#text} at (0,9) size 36x18
+          text run at (0,9) width 36: "over: "
+        RenderMathMLMath {math} at (36,0) size 12x28
           RenderMathMLUnderOver {mover} at (1,0) size 10x28
             RenderMathMLBlock (anonymous) at (0,0) size 10x16
               RenderInline {mi} at (0,0) size 5x12
@@ -17,10 +17,10 @@
                 RenderText {#text} at (0,0) size 10x16
                   text run at (0,0) width 10: "B"
         RenderText {#text} at (0,0) size 0x0
-      RenderBlock {p} at (0,47) size 784x31
-        RenderText {#text} at (0,12) size 36x18
-          text run at (0,12) width 36: "over: "
-        RenderMathMLMath {math} at (36,0) size 12x31
+      RenderBlock {p} at (0,44) size 784x28
+        RenderText {#text} at (0,9) size 36x18
+          text run at (0,9) width 36: "over: "
+        RenderMathMLMath {math} at (36,0) size 12x28
           RenderMathMLUnderOver {mover} at (1,0) size 10x28
             RenderMathMLBlock (anonymous) at (0,0) size 10x16
               RenderInline {mi} at (0,0) size 5x12
@@ -31,10 +31,10 @@
                 RenderText {#text} at (0,0) size 10x16
                   text run at (0,0) width 10: "B"
         RenderText {#text} at (0,0) size 0x0
-      RenderBlock {p} at (0,94) size 784x37
-        RenderText {#text} at (0,18) size 36x18
-          text run at (0,18) width 36: "over: "
-        RenderMathMLMath {math} at (36,0) size 17x37
+      RenderBlock {p} at (0,88) size 784x36
+        RenderText {#text} at (0,15) size 36x18
+          text run at (0,15) width 36: "over: "
+        RenderMathMLMath {math} at (36,0) size 17x36
           RenderMathMLUnderOver {mover} at (1,0) size 15x36
             RenderMathMLBlock (anonymous) at (0,0) size 15x16
               RenderInline {mi} at (0,0) size 5x12
@@ -45,10 +45,10 @@
                 RenderText {#text} at (0,0) size 15x24
                   text run at (0,0) width 15: "B"
         RenderText {#text} at (0,0) size 0x0
-      RenderBlock {p} at (0,147) size 784x37
-        RenderText {#text} at (0,18) size 36x18
-          text run at (0,18) width 36: "over: "
-        RenderMathMLMath {math} at (36,0) size 19x37
+      RenderBlock {p} at (0,140) size 784x36
+        RenderText {#text} at (0,15) size 36x18
+          text run at (0,15) width 36: "over: "
+        RenderMathMLMath {math} at (36,0) size 19x36
           RenderMathMLUnderOver {mover} at (1,0) size 17x36
             RenderMathMLBlock (anonymous) at (0,0) size 17x16
               RenderInline {mi} at (0,0) size 5x12
@@ -60,9 +60,9 @@
                   RenderText {mo} at (0,0) size 17x24
                     text run at (0,0) width 17: "\x{2211}"
         RenderText {#text} at (0,0) size 0x0
-      RenderBlock {p} at (0,200) size 784x61
-        RenderText {#text} at (0,29) size 36x18
-          text run at (0,29) width 36: "over: "
+      RenderBlock {p} at (0,192) size 784x61
+        RenderText {#text} at (0,26) size 36x18
+          text run at (0,26) width 36: "over: "
         RenderMathMLMath {math} at (36,0) size 52x61
           RenderMathMLUnderOver {mover} at (1,0) size 10x61
             RenderMathMLBlock (anonymous) at (0,0) size 10x16
@@ -71,29 +71,29 @@
                   text run at (0,3) width 5: "y"
             RenderMathMLBlock (anonymous) at (0,12) size 10x49
               RenderMathMLOperator {mo} at (0,0) size 10x49
-          RenderBlock {div} at (11,3) size 40x40
+          RenderBlock {div} at (11,0) size 40x40
         RenderText {#text} at (0,0) size 0x0
-layer at (45,228) size 10x10 scrollHeight 15
+layer at (45,220) size 10x10 scrollHeight 15
   RenderMathMLBlock {mo} at (0,0) size 10x10
-layer at (45,238) size 10x10 scrollHeight 14
+layer at (45,230) size 10x10 scrollHeight 14
   RenderMathMLBlock {mo} at (0,10) size 10x10
     RenderText {mo} at (0,-3) size 10x17
       text run at (0,-3) width 10: "\x{23AE}"
-layer at (45,248) size 10x10 scrollHeight 14
+layer at (45,240) size 10x10 scrollHeight 14
   RenderMathMLBlock {mo} at (0,20) size 10x10
     RenderText {mo} at (0,-3) size 10x17
       text run at (0,-3) width 10: "\x{23AE}"
-layer at (45,258) size 10x8 scrollHeight 14
+layer at (45,250) size 10x8 scrollHeight 14
   RenderMathMLBlock {mo} at (0,30) size 10x8
     RenderText {mo} at (0,-3) size 10x17
       text run at (0,-3) width 10: "\x{23AE}"
-layer at (45,266) size 10x11 scrollHeight 14
+layer at (45,258) size 10x11 scrollHeight 14
   RenderMathMLBlock {mo} at (0,38) size 10x11
-layer at (45,229) size 10x11 backgroundClip at (45,228) size 10x10 clip at (45,228) size 10x10 outlineClip at (45,228) size 10x10
+layer at (45,221) size 10x11 backgroundClip at (45,220) size 10x10 clip at (45,220) size 10x10 outlineClip at (45,220) size 10x10
   RenderBlock (relative positioned) {mo} at (0,0) size 10x11
     RenderText {mo} at (0,-3) size 10x17
       text run at (0,-3) width 10: "\x{2320}"
-layer at (45,263) size 10x11 backgroundClip at (45,266) size 10x11 clip at (45,266) size 10x11 outlineClip at (45,266) size 10x11
+layer at (45,255) size 10x11 backgroundClip at (45,258) size 10x11 clip at (45,258) size 10x11 outlineClip at (45,258) size 10x11
   RenderBlock (relative positioned) {mo} at (0,0) size 10x11
     RenderText {mo} at (0,-3) size 10x17
       text run at (0,-3) width 10: "\x{2321}"

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/roots-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/roots-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/roots-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/roots-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -28,8 +28,8 @@
                 RenderText {#text} at (17,0) size 8x16
                   text run at (17,0) width 8: "1"
       RenderBlock {p} at (0,70) size 784x22
-        RenderText {#text} at (0,0) size 222x18
-          text run at (0,0) width 222: "long square root with implied row: "
+        RenderText {#text} at (0,3) size 222x18
+          text run at (0,3) width 222: "long square root with implied row: "
         RenderMathMLMath {math} at (222,0) size 44x22
           RenderMathMLSquareRoot {msqrt} at (1,0) size 42x22
             RenderMathMLSubSup {msup} at (12,3) size 13x19
@@ -40,13 +40,13 @@
               RenderInline {mn} at (0,0) size 6x12
                 RenderText {#text} at (7,0) size 6x12
                   text run at (7,0) width 6: "2"
-            RenderMathMLOperator {mo} at (25,3) size 9x16
+            RenderMathMLOperator {mo} at (25,6) size 9x16
               RenderMathMLBlock {mo} at (0,0) size 9x16
                 RenderText {mo} at (0,0) size 9x16
                   text run at (0,0) width 9: "+"
             RenderInline {mn} at (0,0) size 8x16
-              RenderText {#text} at (34,3) size 8x16
-                text run at (34,3) width 8: "1"
+              RenderText {#text} at (34,6) size 8x16
+                text run at (34,6) width 8: "1"
       RenderBlock {p} at (0,108) size 784x40
         RenderText {#text} at (0,10) size 113x18
           text run at (0,10) width 113: "root of a fraction: "

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/row-alignment-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/row-alignment-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/row-alignment-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/row-alignment-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -121,7 +121,7 @@
               RenderText {#text} at (1,38) size 7x16
                 text run at (1,38) width 7: "y"
             RenderMathMLOperator {mo} at (8,0) size 6x85
-            RenderMathMLUnderOver {munder} at (14,35) size 13x27
+            RenderMathMLUnderOver {munder} at (14,38) size 13x27
               RenderMathMLBlock (anonymous) at (0,0) size 13x16
                 RenderInline {mi} at (0,0) size 13x16
                   RenderText {#text} at (0,0) size 13x16

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/sup-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/sup-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/sup-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/sup-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -1,12 +1,12 @@
 layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
-layer at (0,0) size 800x54
-  RenderBlock {html} at (0,0) size 800x54
-    RenderBody {body} at (8,16) size 784x22
-      RenderBlock {p} at (0,0) size 784x22
+layer at (0,0) size 800x51
+  RenderBlock {html} at (0,0) size 800x51
+    RenderBody {body} at (8,16) size 784x19
+      RenderBlock {p} at (0,0) size 784x19
         RenderText {#text} at (0,0) size 76x18
           text run at (0,0) width 76: "superscript: "
-        RenderMathMLMath {math} at (76,3) size 15x19
+        RenderMathMLMath {math} at (76,0) size 15x19
           RenderMathMLSubSup {msup} at (1,0) size 13x19
             RenderMathMLBlock {msup} at (0,3) size 7x16
               RenderInline {mi} at (0,0) size 7x16

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/under-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/under-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/under-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/under-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -1,12 +1,12 @@
 layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
-layer at (0,0) size 800x102
-  RenderBlock {html} at (0,0) size 800x102
-    RenderBody {body} at (8,16) size 784x70
-      RenderBlock {p} at (0,0) size 784x27
+layer at (0,0) size 800x108
+  RenderBlock {html} at (0,0) size 800x108
+    RenderBody {body} at (8,16) size 784x76
+      RenderBlock {p} at (0,0) size 784x30
         RenderText {#text} at (0,0) size 44x18
           text run at (0,0) width 44: "under: "
-        RenderMathMLMath {math} at (44,0) size 12x27
+        RenderMathMLMath {math} at (44,3) size 12x27
           RenderMathMLUnderOver {munder} at (1,0) size 10x27
             RenderMathMLBlock (anonymous) at (0,0) size 10x16
               RenderInline {mi} at (0,0) size 10x16
@@ -17,10 +17,10 @@
                 RenderText {#text} at (0,3) size 5x12
                   text run at (0,3) width 5: "x"
         RenderText {#text} at (0,0) size 0x0
-      RenderBlock {p} at (0,43) size 784x27
+      RenderBlock {p} at (0,46) size 784x30
         RenderText {#text} at (0,0) size 44x18
           text run at (0,0) width 44: "under: "
-        RenderMathMLMath {math} at (44,0) size 12x27
+        RenderMathMLMath {math} at (44,3) size 12x27
           RenderMathMLUnderOver {munder} at (1,0) size 10x27
             RenderMathMLBlock (anonymous) at (0,0) size 10x16
               RenderInline {mi} at (0,0) size 10x16

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/underover-expected.png


(Binary files differ)

Modified: trunk/LayoutTests/platform/mac/mathml/presentation/underover-expected.txt (103212 => 103213)


--- trunk/LayoutTests/platform/mac/mathml/presentation/underover-expected.txt	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/LayoutTests/platform/mac/mathml/presentation/underover-expected.txt	2011-12-19 04:25:29 UTC (rev 103213)
@@ -4,8 +4,8 @@
   RenderBlock {html} at (0,0) size 800x262
     RenderBody {body} at (8,16) size 784x230
       RenderBlock {p} at (0,0) size 784x39
-        RenderText {#text} at (0,12) size 92x18
-          text run at (0,12) width 92: "under & over: "
+        RenderText {#text} at (0,9) size 92x18
+          text run at (0,9) width 92: "under & over: "
         RenderMathMLMath {math} at (92,0) size 12x39
           RenderMathMLUnderOver {munderover} at (1,0) size 10x39
             RenderMathMLBlock (anonymous) at (0,0) size 10x16
@@ -22,8 +22,8 @@
                   text run at (0,3) width 5: "x"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {p} at (0,55) size 784x39
-        RenderText {#text} at (0,12) size 92x18
-          text run at (0,12) width 92: "under & over: "
+        RenderText {#text} at (0,9) size 92x18
+          text run at (0,9) width 92: "under & over: "
         RenderMathMLMath {math} at (92,0) size 12x39
           RenderMathMLUnderOver {munderover} at (1,0) size 10x39
             RenderMathMLBlock (anonymous) at (0,0) size 10x16
@@ -40,8 +40,8 @@
                   text run at (0,3) width 7: "X"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {p} at (0,110) size 784x52
-        RenderText {#text} at (0,18) size 92x18
-          text run at (0,18) width 92: "under & over: "
+        RenderText {#text} at (0,15) size 92x18
+          text run at (0,15) width 92: "under & over: "
         RenderMathMLMath {math} at (92,0) size 20x52
           RenderMathMLUnderOver {munderover} at (1,0) size 18x52
             RenderMathMLBlock (anonymous) at (0,0) size 18x16
@@ -75,8 +75,8 @@
                     text run at (11,0) width 6: "0"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {p} at (0,178) size 784x52
-        RenderText {#text} at (0,18) size 92x18
-          text run at (0,18) width 92: "under & over: "
+        RenderText {#text} at (0,15) size 92x18
+          text run at (0,15) width 92: "under & over: "
         RenderMathMLMath {math} at (92,0) size 22x52
           RenderMathMLUnderOver {munderover} at (1,0) size 20x52
             RenderMathMLBlock (anonymous) at (0,0) size 20x16

Modified: trunk/Source/WebCore/ChangeLog (103212 => 103213)


--- trunk/Source/WebCore/ChangeLog	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/Source/WebCore/ChangeLog	2011-12-19 04:25:29 UTC (rev 103213)
@@ -1,3 +1,19 @@
+2011-12-18  David Barton  <[email protected]>
+
+        <msup>, <munder>, <mover>, and <munderover> baseline positions are wrong
+        https://bugs.webkit.org/show_bug.cgi?id=72821
+
+        Reviewed by Darin Adler.
+
+        Tested by rebaselining 8 existing tests. (Pardon the pun.)
+
+        * rendering/mathml/RenderMathMLSubSup.cpp:
+        (WebCore::RenderMathMLSubSup::baselinePosition):
+        Just using the base's (these puns are not my fault) baseline did not leave room for the exponent.
+        * rendering/mathml/RenderMathMLUnderOver.cpp:
+        (WebCore::RenderMathMLUnderOver::baselinePosition):
+        Added a guard condition, and removed some bad lines apparently mistakenly copied from RenderMathMLSubSup.cpp.
+
 2011-12-18  Luke Macpherson   <[email protected]>
 
         Implement CSS line-height property in CSSStyleApplyProperty.

Modified: trunk/Source/WebCore/rendering/mathml/RenderMathMLSubSup.cpp (103212 => 103213)


--- trunk/Source/WebCore/rendering/mathml/RenderMathMLSubSup.cpp	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/Source/WebCore/rendering/mathml/RenderMathMLSubSup.cpp	2011-12-19 04:25:29 UTC (rev 103213)
@@ -207,9 +207,7 @@
         break;
     case Sup: 
     case Sub:
-        RenderBoxModelObject* box = toRenderBoxModelObject(base);
-        baseline = box->baselinePosition(AlphabeticBaseline, firstLine, direction, linePositionMode);
-        break;
+        return RenderMathMLBlock::baselinePosition(AlphabeticBaseline, firstLine, direction, linePositionMode);
     }
     
     return baseline;

Modified: trunk/Source/WebCore/rendering/mathml/RenderMathMLUnderOver.cpp (103212 => 103213)


--- trunk/Source/WebCore/rendering/mathml/RenderMathMLUnderOver.cpp	2011-12-19 03:50:08 UTC (rev 103212)
+++ trunk/Source/WebCore/rendering/mathml/RenderMathMLUnderOver.cpp	2011-12-19 04:25:29 UTC (rev 103213)
@@ -247,7 +247,7 @@
 int RenderMathMLUnderOver::baselinePosition(FontBaseline, bool firstLine, LineDirectionMode direction, LinePositionMode linePositionMode) const
 {
     RenderObject* current = firstChild();
-    if (!current)
+    if (!current || linePositionMode == PositionOfInteriorLineBoxes)
         return RenderBlock::baselinePosition(AlphabeticBaseline, firstLine, direction, linePositionMode);
 
     int baseline = 0;
@@ -272,9 +272,6 @@
             baseline += toRenderBoxModelObject(base)->baselinePosition(AlphabeticBaseline, true, HorizontalLine);
     }
 
-    // FIXME: Where is the extra 2-3px adjusted for zoom coming from?
-    float zoomFactor = style()->effectiveZoom();
-    baseline += static_cast<int>((zoomFactor > 1.25 ? 2 : 3) * zoomFactor);
     return baseline;
 }
 
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