Use v8::Local inplace of v8::Handle in src/chrome/*

chrome/renderer/benchmarking_extension.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/benchmarking_extension.h"
 
 #include "base/command_line.h"
 #include "base/time/time.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/renderer/render_thread.h"
@@ skipping 32 matching lines @@
         "  };"
         "  this.microseconds = function() {"
         "    var stop = stop_;"
         "    if (stop == 0 && start_ != 0)"
         "      stop = HiResTime();"
         "    return Math.ceil(stop - start_);"
         "  };"
         "}"
         ) {}
 
-  v8::Handle<v8::FunctionTemplate> GetNativeFunctionTemplate(
+  v8::Local<v8::FunctionTemplate> GetNativeFunctionTemplate(
       v8::Isolate* isolate,
-      v8::Handle<v8::String> name) override {
+      v8::Local<v8::String> name) override {
     if (name->Equals(v8::String::NewFromUtf8(isolate, "IsSingleProcess"))) {
       return v8::FunctionTemplate::New(isolate, IsSingleProcess);
     } else if (name->Equals(v8::String::NewFromUtf8(isolate, "HiResTime"))) {
       return v8::FunctionTemplate::New(isolate, HiResTime);
     }
 
-    return v8::Handle<v8::FunctionTemplate>();
+    return v8::Local<v8::FunctionTemplate>();
   }
 
   static void IsSingleProcess(const v8::FunctionCallbackInfo<v8::Value>& args) {
     args.GetReturnValue().Set(base::CommandLine::ForCurrentProcess()->HasSwitch(
         switches::kSingleProcess));
   }
 
   static void HiResTime(const v8::FunctionCallbackInfo<v8::Value>& args) {
     args.GetReturnValue().Set(
         static_cast<double>(base::TimeTicks::Now().ToInternalValue()));
   }
 };
 
 v8::Extension* BenchmarkingExtension::Get() {
   return new BenchmarkingWrapper();
 }
 
 }  // namespace extensions_v8