[DevTools] Add dialog type and return value to Page.javascriptDialog{Opening,Closed}.

Source/core/inspector/InspectorInstrumentation.idl

 /*
 * Copyright (C) 2013 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
@@ skipping 309 matching lines @@
     [Page]
     void frameStoppedLoading([Keep] LocalFrame*);
 
     [Page, Resource]
     void frameScheduledNavigation([Keep] LocalFrame*, double delay);
 
     [Page, Resource]
     void frameClearedScheduledNavigation([Keep] LocalFrame*);
 
     [Page, Inline=FastReturn]
-    InspectorInstrumentationCookie willRunJavaScriptDialog(LocalFrame*, const String& message);
+    InspectorInstrumentationCookie willRunJavaScriptDialog(LocalFrame*, const String& message, ChromeClient::DialogType dialogType);
 
     [Page, Inline=FastReturn]
-    void didRunJavaScriptDialog(const InspectorInstrumentationCookie&);
+    void didRunJavaScriptDialog(const InspectorInstrumentationCookie&, bool result);
 
     [Inline=Forward]
     void willDestroyResource(Resource* cachedResource);
 
     [AsyncCallTracker, DOMDebugger]
     void didRequestAnimationFrame([Keep] ExecutionContext*, int callbackId);
 
     [AsyncCallTracker, DOMDebugger]
     void didCancelAnimationFrame([Keep] ExecutionContext*, int callbackId);
 
@@ skipping 104 matching lines @@
 interface InspectorOverrides {
     [CSS, Inline=FastReturn]
     bool forcePseudoState([Keep] Element* element, CSSSelector::PseudoType pseudoState);
 
     [Worker, Inline=FastReturn]
     bool shouldPauseDedicatedWorkerOnStart(ExecutionContext* context);
 
     [Resource, Inline=FastReturn]
     bool shouldForceCORSPreflight(Document*);
 }