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

chrome/renderer/benchmarking_extension.cc

Index: chrome/renderer/benchmarking_extension.cc
diff --git a/chrome/renderer/benchmarking_extension.cc b/chrome/renderer/benchmarking_extension.cc
index 45bc31feac25bdfbb2b4924a7c87b8875c3769c3..955cbd52e657813e45d56656a71b9558071ec2c1 100644
--- a/chrome/renderer/benchmarking_extension.cc
+++ b/chrome/renderer/benchmarking_extension.cc
@@ -50,16 +50,16 @@ class BenchmarkingWrapper : public v8::Extension {
         "}"
         ) {}
 
-  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) {