Deal with frame removal by content scripts

third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp

Index: third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
diff --git a/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp b/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
index d42a6374d22a590076ba48d245a25d7284223f1c..5549d5e16c0347d4889b32a6f2c4de40b749f14c 100644
--- a/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
+++ b/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
@@ -187,6 +187,20 @@ void FrameLoaderClientImpl::documentElementAvailable()
         m_webFrame->viewImpl()->mainFrameDocumentElementAvailable();
 }
 
+void FrameLoaderClientImpl::runScriptsAtDocumentElementAvailable()
+{
+    if (m_webFrame->client())
+        m_webFrame->client()->runScriptsAtDocumentElementAvailable(m_webFrame);
+    // The callback might have deleted the frame, do not use |this|!
+}
+
+void FrameLoaderClientImpl::runScriptsAtDocumentReady()
+{
+    if (m_webFrame->client())
+        m_webFrame->client()->runScriptsAtDocumentReady(m_webFrame);
+    // The callback might have deleted the frame, do not use |this|!
+}
+
 void FrameLoaderClientImpl::didCreateScriptContext(v8::Local<v8::Context> context, int extensionGroup, int worldId)
 {
     if (m_webFrame->client())