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

Source/core/inspector/InspectorInstrumentation.idl

Index: Source/core/inspector/InspectorInstrumentation.idl
diff --git a/Source/core/inspector/InspectorInstrumentation.idl b/Source/core/inspector/InspectorInstrumentation.idl
index 34b45b6ae2f32b46a6c093fa6c44babce4c22972..b6a0fcb35d6e2bd0c00b87a217417340fbcc82ff 100644
--- a/Source/core/inspector/InspectorInstrumentation.idl
+++ b/Source/core/inspector/InspectorInstrumentation.idl
@@ -327,10 +327,10 @@ interface InspectorInstrumentation {
     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);