Added setting up VMLibraryHooks for Dartium to support resolvePageUri

Source/bindings/core/dart/DartApplicationLoader.h

Index: Source/bindings/core/dart/DartApplicationLoader.h
diff --git a/Source/bindings/core/dart/DartApplicationLoader.h b/Source/bindings/core/dart/DartApplicationLoader.h
index 6c7b786bf8639f587b72a5c53412ce57123ad5c9..d9d9230689fe7cd0a850c4d428b32085d52a6198 100644
--- a/Source/bindings/core/dart/DartApplicationLoader.h
+++ b/Source/bindings/core/dart/DartApplicationLoader.h
@@ -106,6 +106,8 @@ public:
         RefPtr<DartScriptInfo> m_scriptInfo;
     };
 
+    static String resolveUrl(String mainLibraryURL, const String& url, const String& packageRootOverride);
+
     static PassRefPtr<DartApplicationLoader> create(Document* document, bool domEnabled)
     {
         return adoptRef(new DartApplicationLoader(document, domEnabled));
@@ -133,6 +135,7 @@ public:
     bool uninitialized() const { return m_state == Uninitialized; }
 
     const KURL& scriptUrl() { return m_scriptUrl; }
+    const String packageRoot() const { return m_packageRoot; }
 
     static void initializePlaceholderInteropClasses();
 
@@ -177,6 +180,7 @@ private:
     void loadScriptFromSnapshot(const String& url, const uint8_t* snapshot, intptr_t snapshotSize);
 
     Dart_Handle topLevelLibrary();
+    void setupVMLibraryHooks();
 
     // FIXME(vsm): Do we need all of these?
     void scriptLoadError(String failedUrl);