Merge the Sky Engine changes from the SkyDart branch

sky/engine/core/loader/FrameLoaderClient.h

Index: sky/engine/core/loader/FrameLoaderClient.h
diff --git a/sky/engine/core/loader/FrameLoaderClient.h b/sky/engine/core/loader/FrameLoaderClient.h
index 5ed66e7d1d7c377e245fc837c621ea943543a90d..10e6d775835a0c2e9140c4eabbad47436f33f26b 100644
--- a/sky/engine/core/loader/FrameLoaderClient.h
+++ b/sky/engine/core/loader/FrameLoaderClient.h
@@ -37,7 +37,8 @@
 #include "sky/engine/platform/weborigin/Referrer.h"
 #include "sky/engine/wtf/Forward.h"
 #include "sky/engine/wtf/Vector.h"
-#include "v8/include/v8.h"
+
+typedef struct _Dart_Isolate* Dart_Isolate;
 
 namespace mojo {
 class View;
@@ -104,9 +105,6 @@ namespace blink {
 
         virtual void documentElementAvailable() = 0;
 
-        virtual void didCreateScriptContext(v8::Handle<v8::Context>) = 0;
-        virtual void willReleaseScriptContext(v8::Handle<v8::Context>) = 0;
-
         // Informs the embedder that a WebGL canvas inside this frame received a lost context
         // notification with the given GL_ARB_robustness guilt/innocence code (see Extensions3D.h).
         virtual void didLoseWebGLContext(int) { }
@@ -116,6 +114,7 @@ namespace blink {
         virtual void dispatchDidChangeManifest() { }
 
         virtual bool isFrameLoaderClientImpl() const { return false; }
+        virtual void didCreateIsolate(Dart_Isolate isolate) {}
     };
 
 } // namespace blink