Add 'error' parameter to 'window.onerror' handlers.

Source/core/dom/ScriptExecutionContext.h

Index: Source/core/dom/ScriptExecutionContext.h
diff --git a/Source/core/dom/ScriptExecutionContext.h b/Source/core/dom/ScriptExecutionContext.h
index fcbd20848683f9cfa48aa6837ee68ccfe90f2bc7..280f98431a6ad73eef37747fd754b5f3c46c1f73 100644
--- a/Source/core/dom/ScriptExecutionContext.h
+++ b/Source/core/dom/ScriptExecutionContext.h
@@ -28,6 +28,7 @@
 #ifndef ScriptExecutionContext_h
 #define ScriptExecutionContext_h
 
+#include "bindings/v8/ScriptValue.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/dom/SecurityContext.h"
 #include "core/page/ConsoleTypes.h"
@@ -68,8 +69,8 @@ public:
 
     virtual void disableEval(const String& errorMessage) = 0;
 
-    bool sanitizeScriptError(String& errorMessage, int& lineNumber, int& columnNumber, String& sourceURL);
-    void reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL, PassRefPtr<ScriptCallStack>);
+    bool sanitizeScriptError(String& errorMessage, int& lineNumber, int& columnNumber, String& sourceURL, ScriptValue&);
+    void reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL, PassRefPtr<ScriptCallStack>, const ScriptValue& = ScriptValue());
 
     void addConsoleMessage(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, ScriptState* = 0, unsigned long requestIdentifier = 0);
     virtual void addConsoleMessage(MessageSource, MessageLevel, const String& message, unsigned long requestIdentifier = 0) = 0;
@@ -156,7 +157,7 @@ private:
     virtual void addMessage(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, PassRefPtr<ScriptCallStack>, ScriptState* = 0, unsigned long requestIdentifier = 0) = 0;
     virtual EventTarget* errorEventTarget() = 0;
     virtual void logExceptionToConsole(const String& errorMessage, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtr<ScriptCallStack>) = 0;
-    bool dispatchErrorEvent(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL);
+    bool dispatchErrorEvent(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL, const ScriptValue&);
 
     void closeMessagePorts();