Title: [115539] trunk
Revision
115539
Author
[email protected]
Date
2012-04-27 21:57:04 -0700 (Fri, 27 Apr 2012)

Log Message

Unreviewed, rolling out r115407.
http://trac.webkit.org/changeset/115407
https://bugs.webkit.org/show_bug.cgi?id=85126

Caused heap use after free (Requested by keishi_ on #webkit).

Patch by Sheriff Bot <[email protected]> on 2012-04-27

Source/WebCore:

* html/HTMLFormControlElement.cpp:
(WebCore::HTMLFormControlElement::HTMLFormControlElement):
(WebCore::HTMLFormControlElement::updateFieldSetAndLegendAncestor):
(WebCore::HTMLFormControlElement::insertedInto):
(WebCore::HTMLFormControlElement::removedFrom):
(WebCore::HTMLFormControlElement::disabled):
(WebCore::HTMLFormControlElement::recalcWillValidate):
(WebCore::HTMLFormControlElement::setNeedsWillValidateCheck):
* html/HTMLFormControlElement.h:
(HTMLFormControlElement):

LayoutTests:

* fast/forms/datalist/datalist-child-validation-expected.txt: Removed.
* fast/forms/datalist/datalist-child-validation.html: Removed.

Modified Paths

Removed Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (115538 => 115539)


--- trunk/LayoutTests/ChangeLog	2012-04-28 04:26:01 UTC (rev 115538)
+++ trunk/LayoutTests/ChangeLog	2012-04-28 04:57:04 UTC (rev 115539)
@@ -1,3 +1,14 @@
+2012-04-27  Sheriff Bot  <[email protected]>
+
+        Unreviewed, rolling out r115407.
+        http://trac.webkit.org/changeset/115407
+        https://bugs.webkit.org/show_bug.cgi?id=85126
+
+        Caused heap use after free (Requested by keishi_ on #webkit).
+
+        * fast/forms/datalist/datalist-child-validation-expected.txt: Removed.
+        * fast/forms/datalist/datalist-child-validation.html: Removed.
+
 2012-04-27  Kentaro Hara  <[email protected]>
 
         "Not enough arguments" error should be TypeError

Deleted: trunk/LayoutTests/fast/forms/datalist/datalist-child-validation-expected.txt (115538 => 115539)


--- trunk/LayoutTests/fast/forms/datalist/datalist-child-validation-expected.txt	2012-04-28 04:26:01 UTC (rev 115538)
+++ trunk/LayoutTests/fast/forms/datalist/datalist-child-validation-expected.txt	2012-04-28 04:57:04 UTC (rev 115539)
@@ -1,12 +0,0 @@
-Test for child elements of a datalist element.
-
-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
-
-
-PASS e.willValidate is false
-PASS e.willValidate is true
-PASS document.querySelector(":invalid") is e
-PASS successfullyParsed is true
-
-TEST COMPLETE
-

Deleted: trunk/LayoutTests/fast/forms/datalist/datalist-child-validation.html (115538 => 115539)


--- trunk/LayoutTests/fast/forms/datalist/datalist-child-validation.html	2012-04-28 04:26:01 UTC (rev 115538)
+++ trunk/LayoutTests/fast/forms/datalist/datalist-child-validation.html	2012-04-28 04:57:04 UTC (rev 115539)
@@ -1,26 +0,0 @@
-<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
-<html>
-<head>
-<script src=""
-</head>
-<body>
-<p id="description"></p>
-<div id="console"></div>
-
-<datalist id="list">
-  <input type=text id=e required>
-</datalist>
-
-<script>
-description('Test for child elements of a datalist element.');
-
-var e = document.getElementById('e');
-shouldBeFalse('e.willValidate');
-document.body.appendChild(e);
-shouldBeTrue('e.willValidate');
-shouldBe('document.querySelector(":invalid")', 'e');
-
-</script>
-<script src=""
-</body>
-</html>

Modified: trunk/Source/WebCore/ChangeLog (115538 => 115539)


--- trunk/Source/WebCore/ChangeLog	2012-04-28 04:26:01 UTC (rev 115538)
+++ trunk/Source/WebCore/ChangeLog	2012-04-28 04:57:04 UTC (rev 115539)
@@ -1,3 +1,22 @@
+2012-04-27  Sheriff Bot  <[email protected]>
+
+        Unreviewed, rolling out r115407.
+        http://trac.webkit.org/changeset/115407
+        https://bugs.webkit.org/show_bug.cgi?id=85126
+
+        Caused heap use after free (Requested by keishi_ on #webkit).
+
+        * html/HTMLFormControlElement.cpp:
+        (WebCore::HTMLFormControlElement::HTMLFormControlElement):
+        (WebCore::HTMLFormControlElement::updateFieldSetAndLegendAncestor):
+        (WebCore::HTMLFormControlElement::insertedInto):
+        (WebCore::HTMLFormControlElement::removedFrom):
+        (WebCore::HTMLFormControlElement::disabled):
+        (WebCore::HTMLFormControlElement::recalcWillValidate):
+        (WebCore::HTMLFormControlElement::setNeedsWillValidateCheck):
+        * html/HTMLFormControlElement.h:
+        (HTMLFormControlElement):
+
 2012-04-27  Kentaro Hara  <[email protected]>
 
         [JSC] Implement a helper method createNotEnoughArgumentsError()

Modified: trunk/Source/WebCore/html/HTMLFormControlElement.cpp (115538 => 115539)


--- trunk/Source/WebCore/html/HTMLFormControlElement.cpp	2012-04-28 04:26:01 UTC (rev 115538)
+++ trunk/Source/WebCore/html/HTMLFormControlElement.cpp	2012-04-28 04:57:04 UTC (rev 115539)
@@ -50,7 +50,7 @@
     : LabelableElement(tagName, document)
     , m_fieldSetAncestor(0)
     , m_legendAncestor(0)
-    , m_ancestorsValid(false)
+    , m_fieldSetAncestorValid(false)
     , m_disabled(false)
     , m_readOnly(false)
     , m_required(false)
@@ -60,7 +60,6 @@
     , m_isValid(true)
     , m_wasChangedSinceLastFormControlChangeEvent(false)
     , m_hasAutofocused(false)
-    , m_hasDataListAncestor(false)
 {
     setForm(form ? form : findFormAncestor());
     setHasCustomWillOrDidRecalcStyle();
@@ -101,22 +100,19 @@
     return fastHasAttribute(formnovalidateAttr);
 }
 
-void HTMLFormControlElement::updateAncestors() const
+void HTMLFormControlElement::updateFieldSetAndLegendAncestor() const
 {
-    m_hasDataListAncestor = false;
     m_fieldSetAncestor = 0;
     m_legendAncestor = 0;
     for (ContainerNode* ancestor = parentNode(); ancestor; ancestor = ancestor->parentNode()) {
-        if (!m_hasDataListAncestor && ancestor->hasTagName(datalistTag))
-            m_hasDataListAncestor = true;
         if (!m_legendAncestor && ancestor->hasTagName(legendTag))
             m_legendAncestor = static_cast<HTMLLegendElement*>(ancestor);
-        if (!m_fieldSetAncestor && ancestor->hasTagName(fieldsetTag))
+        if (ancestor->hasTagName(fieldsetTag)) {
             m_fieldSetAncestor = static_cast<HTMLFieldSetElement*>(ancestor);
-        if (m_hasDataListAncestor && m_fieldSetAncestor)
             break;
+        }
     }
-    m_ancestorsValid = true;
+    m_fieldSetAncestorValid = true;
 }
 
 void HTMLFormControlElement::parseAttribute(Attribute* attr)
@@ -227,8 +223,6 @@
 
 Node::InsertionNotificationRequest HTMLFormControlElement::insertedInto(Node* insertionPoint)
 {
-    m_ancestorsValid = false;
-    setNeedsWillValidateCheck();
     HTMLElement::insertedInto(insertionPoint);
     FormAssociatedElement::insertedInto(insertionPoint);
     return InsertionDone;
@@ -236,8 +230,7 @@
 
 void HTMLFormControlElement::removedFrom(Node* insertionPoint)
 {
-    m_ancestorsValid = false;
-    setNeedsWillValidateCheck();
+    m_fieldSetAncestorValid = false;
     HTMLElement::removedFrom(insertionPoint);
     FormAssociatedElement::removedFrom(insertionPoint);
 }
@@ -280,8 +273,8 @@
     if (m_disabled)
         return true;
 
-    if (!m_ancestorsValid)
-        updateAncestors();
+    if (!m_fieldSetAncestorValid)
+        updateFieldSetAndLegendAncestor();
 
     // Form controls in the first legend element inside a fieldset are not affected by fieldset.disabled.
     if (m_fieldSetAncestor && m_fieldSetAncestor->disabled())
@@ -362,7 +355,7 @@
 {
     // FIXME: Should return false if this element has a datalist element as an
     // ancestor. See HTML5 4.10.10 'The datalist element.'
-    return !m_hasDataListAncestor && !m_disabled && !m_readOnly;
+    return !m_disabled && !m_readOnly;
 }
 
 bool HTMLFormControlElement::willValidate() const
@@ -381,9 +374,6 @@
 
 void HTMLFormControlElement::setNeedsWillValidateCheck()
 {
-    if (!m_ancestorsValid)
-        updateAncestors();
-
     // We need to recalculate willValidate immediately because willValidate change can causes style change.
     bool newWillValidate = recalcWillValidate();
     if (m_willValidateInitialized && m_willValidate == newWillValidate)

Modified: trunk/Source/WebCore/html/HTMLFormControlElement.h (115538 => 115539)


--- trunk/Source/WebCore/html/HTMLFormControlElement.h	2012-04-28 04:26:01 UTC (rev 115538)
+++ trunk/Source/WebCore/html/HTMLFormControlElement.h	2012-04-28 04:57:04 UTC (rev 115539)
@@ -51,7 +51,7 @@
     void setFormMethod(const String&);
     bool formNoValidate() const;
 
-    void updateAncestors() const;
+    void updateFieldSetAndLegendAncestor() const;
 
     virtual void reset() { }
 
@@ -153,7 +153,7 @@
     mutable HTMLFieldSetElement* m_fieldSetAncestor;
     mutable HTMLLegendElement* m_legendAncestor;
     OwnPtr<ValidationMessage> m_validationMessage;
-    mutable bool m_ancestorsValid : 1;
+    mutable bool m_fieldSetAncestorValid : 1;
     bool m_disabled : 1;
     bool m_readOnly : 1;
     bool m_required : 1;
@@ -172,7 +172,6 @@
     bool m_wasChangedSinceLastFormControlChangeEvent : 1;
 
     bool m_hasAutofocused : 1;
-    mutable bool m_hasDataListAncestor : 1;
 };
 
 } // namespace
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