Revert "Revert "Support multiple DOM isolates and tweak devtools frontend to better handle large #s…

Source/bindings/core/dart/DartController.h

 // Copyright 2011, 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 90 matching lines @@
     void shutdownIsolate(Dart_Isolate);
 
     Dart_Isolate createDOMEnabledIsolate(const String& scriptURL, const String& entryPoint, const char* packageRoot, Document*);
     void scheduleScriptExecution(const String&, Dart_Isolate, PassRefPtr<DartScriptInfo>);
     void loadAndRunScript(const String&, Dart_Isolate, PassRefPtr<DartScriptInfo>);
     static void shutdownIsolateCallback(void* data);
     static Dart_Isolate createPureIsolateCallback(const char* prefix, const char* main, const char* packageRoot, void* callbackData, char** errorMsg);
 
     static void weakCallback(void* isolateCallbackData, Dart_WeakPersistentHandle, void* peer);
 
-    HashSet<Document*> m_documentsWithDart;
-
     LibraryIdMap* libraryIdMapForIsolate(Dart_Isolate);
     DartScriptState* lookupScriptStateFromLibraryIdMap(Dart_Isolate, v8::Handle<v8::Context>, LibraryIdMap*, intptr_t libraryId);
 
+    String isolateName(Dart_Isolate);
     // The frame that owns this controller.
     LocalFrame* m_frame;
 
     // Isolate associated with scripts in this document.
     Vector<Dart_Isolate> m_isolates;
-    RefPtr<DartApplicationLoader> m_loader;
+    typedef HashMap<Dart_Isolate, RefPtr<DartApplicationLoader> > DartApplicationLoaderMap;
+
+    DartApplicationLoaderMap m_loaders;
+    RefPtr<DartApplicationLoader> m_mainLoader;
+    HashMap<Dart_Isolate, String> m_isolateNames;
+    HashSet<String> m_usedNames;
 
     ScriptStatesMap m_scriptStates;
 
     typedef HashMap<String, NPObject*> NPObjectMap;
     NPObjectMap m_npObjectMap;
 
     friend class DartDomLoadCallback;
     friend class DartScriptRunner;
     friend class DartService;
 };
 
 }
 
 #endif // DartController_h