Title: [164832] trunk/Source/WebKit2
Revision
164832
Author
[email protected]
Date
2014-02-27 15:16:41 -0800 (Thu, 27 Feb 2014)

Log Message

Simplify WebProcessProxy state accessors
https://bugs.webkit.org/show_bug.cgi?id=129453

Reviewed by Andreas Kling.

Replace WebProcessProxy::isLaunching() and WebProcessProxy::isValid() with a single
WebProcessProxy::state() that return one of three values: Launching, Running or Terminated.

* Shared/ChildProcessProxy.cpp:
(WebKit::ChildProcessProxy::state):
(WebKit::ChildProcessProxy::sendMessage):
(WebKit::ChildProcessProxy::abortProcessLaunchIfNeeded):
* Shared/ChildProcessProxy.h:
(WebKit::ChildProcessProxy::canSendMessage):
* UIProcess/Databases/DatabaseProcessProxy.cpp:
(WebKit::DatabaseProcessProxy::getDatabaseProcessConnection):
* UIProcess/Network/NetworkProcessProxy.cpp:
(WebKit::NetworkProcessProxy::getNetworkProcessConnection):
* UIProcess/Network/mac/NetworkProcessProxyMac.mm:
(WebKit::NetworkProcessProxy::setProcessSuppressionEnabled):
* UIProcess/Plugins/PluginProcessProxy.cpp:
(WebKit::PluginProcessProxy::getPluginProcessConnection):
(WebKit::PluginProcessProxy::getSitesWithData):
(WebKit::PluginProcessProxy::clearSiteData):
* UIProcess/WebPageProxy.cpp:
(WebKit::WebPageProxy::WebPageProxy):
(WebKit::WebPageProxy::reattachToWebProcess):
(WebKit::WebPageProxy::waitForDidUpdateViewState):
* UIProcess/WebProcessProxy.cpp:
(WebKit::WebProcessProxy::requestTermination):
(WebKit::WebProcessProxy::enableSuddenTermination):
(WebKit::WebProcessProxy::disableSuddenTermination):
* UIProcess/mac/TiledCoreAnimationDrawingAreaProxy.mm:
(WebKit::TiledCoreAnimationDrawingAreaProxy::waitForPossibleGeometryUpdate):
* UIProcess/mac/WebPageProxyMac.mm:
(WebKit::WebPageProxy::shouldDelayWindowOrderingForEvent):
* UIProcess/mac/WebProcessProxyMac.mm:
(WebKit::WebProcessProxy::updateProcessSuppressionState):

Modified Paths

Diff

Modified: trunk/Source/WebKit2/ChangeLog (164831 => 164832)


--- trunk/Source/WebKit2/ChangeLog	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/ChangeLog	2014-02-27 23:16:41 UTC (rev 164832)
@@ -1,3 +1,44 @@
+2014-02-27  Anders Carlsson  <[email protected]>
+
+        Simplify WebProcessProxy state accessors
+        https://bugs.webkit.org/show_bug.cgi?id=129453
+
+        Reviewed by Andreas Kling.
+
+        Replace WebProcessProxy::isLaunching() and WebProcessProxy::isValid() with a single
+        WebProcessProxy::state() that return one of three values: Launching, Running or Terminated.
+
+        * Shared/ChildProcessProxy.cpp:
+        (WebKit::ChildProcessProxy::state):
+        (WebKit::ChildProcessProxy::sendMessage):
+        (WebKit::ChildProcessProxy::abortProcessLaunchIfNeeded):
+        * Shared/ChildProcessProxy.h:
+        (WebKit::ChildProcessProxy::canSendMessage):
+        * UIProcess/Databases/DatabaseProcessProxy.cpp:
+        (WebKit::DatabaseProcessProxy::getDatabaseProcessConnection):
+        * UIProcess/Network/NetworkProcessProxy.cpp:
+        (WebKit::NetworkProcessProxy::getNetworkProcessConnection):
+        * UIProcess/Network/mac/NetworkProcessProxyMac.mm:
+        (WebKit::NetworkProcessProxy::setProcessSuppressionEnabled):
+        * UIProcess/Plugins/PluginProcessProxy.cpp:
+        (WebKit::PluginProcessProxy::getPluginProcessConnection):
+        (WebKit::PluginProcessProxy::getSitesWithData):
+        (WebKit::PluginProcessProxy::clearSiteData):
+        * UIProcess/WebPageProxy.cpp:
+        (WebKit::WebPageProxy::WebPageProxy):
+        (WebKit::WebPageProxy::reattachToWebProcess):
+        (WebKit::WebPageProxy::waitForDidUpdateViewState):
+        * UIProcess/WebProcessProxy.cpp:
+        (WebKit::WebProcessProxy::requestTermination):
+        (WebKit::WebProcessProxy::enableSuddenTermination):
+        (WebKit::WebProcessProxy::disableSuddenTermination):
+        * UIProcess/mac/TiledCoreAnimationDrawingAreaProxy.mm:
+        (WebKit::TiledCoreAnimationDrawingAreaProxy::waitForPossibleGeometryUpdate):
+        * UIProcess/mac/WebPageProxyMac.mm:
+        (WebKit::WebPageProxy::shouldDelayWindowOrderingForEvent):
+        * UIProcess/mac/WebProcessProxyMac.mm:
+        (WebKit::WebProcessProxy::updateProcessSuppressionState):
+
 2014-02-27  Simon Fraser  <[email protected]>
 
         Crash tapping on play button on video on iOS

Modified: trunk/Source/WebKit2/Shared/ChildProcessProxy.cpp (164831 => 164832)


--- trunk/Source/WebKit2/Shared/ChildProcessProxy.cpp	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/Shared/ChildProcessProxy.cpp	2014-02-27 23:16:41 UTC (rev 164832)
@@ -69,19 +69,33 @@
         m_processLauncher->terminateProcess();
 }
 
+ChildProcessProxy::State ChildProcessProxy::state() const
+{
+    if (m_processLauncher && m_processLauncher->isLaunching())
+        return ChildProcessProxy::State::Launching;
+
+    if (!m_connection)
+        return ChildProcessProxy::State::Terminated;
+
+    return ChildProcessProxy::State::Running;
+}
+
 bool ChildProcessProxy::sendMessage(std::unique_ptr<IPC::MessageEncoder> encoder, unsigned messageSendFlags)
 {
-    // If we're waiting for the child process to launch, we need to stash away the messages so we can send them once we have a connection.
-    if (isLaunching()) {
+    switch (state()) {
+    case State::Launching:
+        // If we're waiting for the child process to launch, we need to stash away the messages so we can send them once we have a connection.
         m_pendingMessages.append(std::make_pair(std::move(encoder), messageSendFlags));
         return true;
-    }
 
-    // If the web process has exited, connection will be null here.
-    if (!m_connection)
+    case State::Running:
+        return connection()->sendMessage(std::move(encoder), messageSendFlags);
+
+    case State::Terminated:
         return false;
+    }
 
-    return connection()->sendMessage(std::move(encoder), messageSendFlags);
+    return false;
 }
 
 void ChildProcessProxy::addMessageReceiver(IPC::StringReference messageReceiverName, IPC::MessageReceiver& messageReceiver)
@@ -109,14 +123,6 @@
     return m_messageReceiverMap.dispatchSyncMessage(connection, decoder, replyEncoder);
 }
 
-bool ChildProcessProxy::isLaunching() const
-{
-    if (m_processLauncher)
-        return m_processLauncher->isLaunching();
-
-    return false;
-}
-
 void ChildProcessProxy::didFinishLaunching(ProcessLauncher*, IPC::Connection::Identifier connectionIdentifier)
 {
     ASSERT(!m_connection);
@@ -140,11 +146,11 @@
 
 void ChildProcessProxy::abortProcessLaunchIfNeeded()
 {
-    if (!isLaunching())
+    if (state() != State::Launching)
         return;
 
     m_processLauncher->invalidate();
-    m_processLauncher = 0;
+    m_processLauncher = nullptr;
 }
 
 void ChildProcessProxy::clearConnection()

Modified: trunk/Source/WebKit2/Shared/ChildProcessProxy.h (164831 => 164832)


--- trunk/Source/WebKit2/Shared/ChildProcessProxy.h	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/Shared/ChildProcessProxy.h	2014-02-27 23:16:41 UTC (rev 164832)
@@ -60,10 +60,16 @@
     void addMessageReceiver(IPC::StringReference messageReceiverName, uint64_t destinationID, IPC::MessageReceiver&);
     void removeMessageReceiver(IPC::StringReference messageReceiverName, uint64_t destinationID);
 
-    bool isValid() const { return m_connection; }
-    bool isLaunching() const;
-    bool canSendMessage() const { return isValid() || isLaunching(); }
+    enum class State {
+        Launching,
+        Running,
+        Terminated,
+    };
+    State state() const;
 
+//    bool isValid() const { return m_connection; }
+    bool canSendMessage() const { return state() != State::Terminated;}
+
     PlatformProcessIdentifier processIdentifier() const { return m_processLauncher->processIdentifier(); }
 
     bool sendMessage(std::unique_ptr<IPC::MessageEncoder>, unsigned messageSendFlags);

Modified: trunk/Source/WebKit2/UIProcess/Databases/DatabaseProcessProxy.cpp (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/Databases/DatabaseProcessProxy.cpp	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/Databases/DatabaseProcessProxy.cpp	2014-02-27 23:16:41 UTC (rev 164832)
@@ -70,7 +70,7 @@
 {
     m_pendingConnectionReplies.append(reply);
 
-    if (isLaunching()) {
+    if (state() == State::Launching) {
         m_numPendingConnectionRequests++;
         return;
     }

Modified: trunk/Source/WebKit2/UIProcess/Network/NetworkProcessProxy.cpp (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/Network/NetworkProcessProxy.cpp	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/Network/NetworkProcessProxy.cpp	2014-02-27 23:16:41 UTC (rev 164832)
@@ -87,7 +87,7 @@
 {
     m_pendingConnectionReplies.append(reply);
 
-    if (isLaunching()) {
+    if (state() == State::Launching) {
         m_numPendingConnectionRequests++;
         return;
     }

Modified: trunk/Source/WebKit2/UIProcess/Network/mac/NetworkProcessProxyMac.mm (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/Network/mac/NetworkProcessProxyMac.mm	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/Network/mac/NetworkProcessProxyMac.mm	2014-02-27 23:16:41 UTC (rev 164832)
@@ -36,7 +36,7 @@
 
 void NetworkProcessProxy::setProcessSuppressionEnabled(bool processSuppressionEnabled)
 {
-    if (!isValid())
+    if (state() != State::Running)
         return;
     
     connection()->send(Messages::NetworkProcess::SetProcessSuppressionEnabled(processSuppressionEnabled), 0);

Modified: trunk/Source/WebKit2/UIProcess/Plugins/PluginProcessProxy.cpp (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/Plugins/PluginProcessProxy.cpp	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/Plugins/PluginProcessProxy.cpp	2014-02-27 23:16:41 UTC (rev 164832)
@@ -88,7 +88,7 @@
 {
     m_pendingConnectionReplies.append(reply);
 
-    if (isLaunching()) {
+    if (state() == State::Launching) {
         m_numPendingConnectionRequests++;
         return;
     }
@@ -103,7 +103,7 @@
     ASSERT(!m_pendingGetSitesReplies.contains(callbackID));
     m_pendingGetSitesReplies.set(callbackID, webPluginSiteDataManager);
 
-    if (isLaunching()) {
+    if (state() == State::Launching) {
         m_pendingGetSitesRequests.append(callbackID);
         return;
     }
@@ -117,7 +117,7 @@
     ASSERT(!m_pendingClearSiteDataReplies.contains(callbackID));
     m_pendingClearSiteDataReplies.set(callbackID, webPluginSiteDataManager);
 
-    if (isLaunching()) {
+    if (state() == State::Launching) {
         ClearSiteDataRequest request;
         request.sites = sites;
         request.flags = flags;

Modified: trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp	2014-02-27 23:16:41 UTC (rev 164832)
@@ -371,7 +371,8 @@
     m_process->addMessageReceiver(Messages::WebPageProxy::messageReceiverName(), m_pageID, *this);
 
     // FIXME: If we ever expose the session storage size as a preference, we need to pass it here.
-    m_process->context().storageManager().createSessionStorageNamespace(m_pageID, m_process->isValid() ? m_process->connection() : 0, std::numeric_limits<unsigned>::max());
+    IPC::Connection* connection = m_process->state() == WebProcessProxy::State::Running ? m_process->connection() : nullptr;
+    m_process->context().storageManager().createSessionStorageNamespace(m_pageID, connection, std::numeric_limits<unsigned>::max());
     setSession(*configuration.session);
 }
 
@@ -483,8 +484,7 @@
 void WebPageProxy::reattachToWebProcess()
 {
     ASSERT(!isValid());
-    ASSERT(!m_process->isValid());
-    ASSERT(!m_process->isLaunching());
+    ASSERT(m_process->state() == WebProcessProxy::State::Terminated);
 
     updateViewState();
 
@@ -1031,7 +1031,7 @@
 
     m_waitingForDidUpdateViewState = true;
 
-    if (!m_process->isLaunching()) {
+    if (m_process->state() != WebProcessProxy::State::Launching) {
         auto viewStateUpdateTimeout = std::chrono::milliseconds(250);
         m_process->connection()->waitForAndDispatchImmediately<Messages::WebPageProxy::DidUpdateViewState>(m_pageID, viewStateUpdateTimeout);
     }

Modified: trunk/Source/WebKit2/UIProcess/WebProcessProxy.cpp (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/WebProcessProxy.cpp	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/WebProcessProxy.cpp	2014-02-27 23:16:41 UTC (rev 164832)
@@ -646,7 +646,7 @@
 
 void WebProcessProxy::requestTermination()
 {
-    if (!isValid())
+    if (state() != State::Running)
         return;
 
     ChildProcessProxy::terminate();
@@ -659,7 +659,7 @@
 
 void WebProcessProxy::enableSuddenTermination()
 {
-    if (!isValid())
+    if (state() != State::Running)
         return;
 
     ASSERT(m_numberOfTimesSuddenTerminationWasDisabled);
@@ -669,7 +669,7 @@
 
 void WebProcessProxy::disableSuddenTermination()
 {
-    if (!isValid())
+    if (state() != State::Running)
         return;
 
     WebCore::disableSuddenTermination();

Modified: trunk/Source/WebKit2/UIProcess/mac/TiledCoreAnimationDrawingAreaProxy.mm (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/mac/TiledCoreAnimationDrawingAreaProxy.mm	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/mac/TiledCoreAnimationDrawingAreaProxy.mm	2014-02-27 23:16:41 UTC (rev 164832)
@@ -72,7 +72,7 @@
     if (!m_isWaitingForDidUpdateGeometry)
         return;
 
-    if (m_webPageProxy->process().isLaunching())
+    if (m_webPageProxy->process().state() != WebProcessProxy::State::Running)
         return;
 
     m_webPageProxy->process().connection()->waitForAndDispatchImmediately<Messages::DrawingAreaProxy::DidUpdateGeometry>(m_webPageProxy->pageID(), timeout);

Modified: trunk/Source/WebKit2/UIProcess/mac/WebPageProxyMac.mm (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/mac/WebPageProxyMac.mm	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/mac/WebPageProxyMac.mm	2014-02-27 23:16:41 UTC (rev 164832)
@@ -437,7 +437,7 @@
 
 bool WebPageProxy::shouldDelayWindowOrderingForEvent(const WebKit::WebMouseEvent& event)
 {
-    if (!process().isValid())
+    if (process().state() != WebProcessProxy::State::Running)
         return false;
 
     bool result = false;

Modified: trunk/Source/WebKit2/UIProcess/mac/WebProcessProxyMac.mm (164831 => 164832)


--- trunk/Source/WebKit2/UIProcess/mac/WebProcessProxyMac.mm	2014-02-27 22:55:44 UTC (rev 164831)
+++ trunk/Source/WebKit2/UIProcess/mac/WebProcessProxyMac.mm	2014-02-27 23:16:41 UTC (rev 164832)
@@ -68,7 +68,7 @@
 
 void WebProcessProxy::updateProcessSuppressionState()
 {
-    if (!isValid())
+    if (state() != State::Running)
         return;
 
     bool canEnable = allPagesAreProcessSuppressible();
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