[bindings] Remove all the usages of Handle<> from binding templates.

Source/bindings/core/v8/V8PerIsolateData.h

 /*
  * Copyright (C) 2009 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 82 matching lines @@
 #endif
 
     GCEventData* gcEventData() { return m_gcEventData.get(); }
     V8HiddenValue* hiddenValue() { return m_hiddenValue.get(); }
 
     v8::Handle<v8::FunctionTemplate> domTemplate(void* domTemplateKey, v8::FunctionCallback = 0, v8::Handle<v8::Value> data = v8::Handle<v8::Value>(), v8::Handle<v8::Signature> = v8::Handle<v8::Signature>(), int length = 0);
     v8::Handle<v8::FunctionTemplate> existingDOMTemplate(void* domTemplateKey);
     void setDOMTemplate(void* domTemplateKey, v8::Handle<v8::FunctionTemplate>);
 
     bool hasInstance(const WrapperTypeInfo*, v8::Handle<v8::Value>);
-    v8::Handle<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Handle<v8::Value>);
+    v8::Local<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Local<v8::Value>);
 
     v8::Local<v8::Context> ensureScriptRegexpContext();
 
     const char* previousSamplingState() const { return m_previousSamplingState; }
     void setPreviousSamplingState(const char* name) { m_previousSamplingState = name; }
 
     // EndOfScopeTasks are run by V8RecursionScope when control is returning
     // to C++ from script, after executing a script task (e.g. callback,
     // event) or microtasks (e.g. promise). This is explicitly needed for
     // Indexed DB transactions per spec, but should in general be avoided.
     void addEndOfScopeTask(PassOwnPtr<EndOfScopeTask>);
     void runEndOfScopeTasks();
     void clearEndOfScopeTasks();
 
 private:
     V8PerIsolateData();
     ~V8PerIsolateData();
 
     typedef HashMap<const void*, v8::Eternal<v8::FunctionTemplate> > DOMTemplateMap;
     DOMTemplateMap& currentDOMTemplateMap();
     bool hasInstance(const WrapperTypeInfo*, v8::Handle<v8::Value>, DOMTemplateMap&);
-    v8::Handle<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Handle<v8::Value>, DOMTemplateMap&);
+    v8::Local<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Local<v8::Value>, DOMTemplateMap&);
 
     bool m_destructionPending;
     OwnPtr<gin::IsolateHolder> m_isolateHolder;
     DOMTemplateMap m_domTemplateMapForMainWorld;
     DOMTemplateMap m_domTemplateMapForNonMainWorld;
     ScopedPersistent<v8::FunctionTemplate> m_toStringTemplate;
     OwnPtr<StringCache> m_stringCache;
     OwnPtr<V8HiddenValue> m_hiddenValue;
     ScopedPersistent<v8::Value> m_liveRoot;
     RefPtr<ScriptState> m_scriptRegexpScriptState;
@@ skipping 12 matching lines @@
 #endif
     OwnPtr<GCEventData> m_gcEventData;
     bool m_performingMicrotaskCheckpoint;
 
     Vector<OwnPtr<EndOfScopeTask>> m_endOfScopeTasks;
 };
 
 } // namespace blink
 
 #endif // V8PerIsolateData_h