Remove more calls to HandleScope default ctor.

chrome/renderer/translate/translate_helper.cc

 // Copyright (c) 2012 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/translate/translate_helper.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 177 matching lines @@
       1,
       extensions::EXTENSION_GROUP_INTERNAL_TRANSLATE_SCRIPTS);
 }
 
 bool TranslateHelper::ExecuteScriptAndGetBoolResult(const std::string& script,
                                                     bool fallback) {
   WebFrame* main_frame = GetMainFrame();
   if (!main_frame)
     return fallback;
 
-  v8::HandleScope handle_scope;
+  v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
   WebVector<v8::Local<v8::Value> > results;
   WebScriptSource source = WebScriptSource(ASCIIToUTF16(script));
   main_frame->executeScriptInIsolatedWorld(
       chrome::ISOLATED_WORLD_ID_TRANSLATE,
       &source,
       1,
       extensions::EXTENSION_GROUP_INTERNAL_TRANSLATE_SCRIPTS,
       &results);
   if (results.size() != 1 || results[0].IsEmpty() || !results[0]->IsBoolean()) {
     NOTREACHED();
     return fallback;
   }
 
   return results[0]->BooleanValue();
 }
 
 std::string TranslateHelper::ExecuteScriptAndGetStringResult(
     const std::string& script) {
   WebFrame* main_frame = GetMainFrame();
   if (!main_frame)
     return std::string();
 
-  v8::HandleScope handle_scope;
+  v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
   WebVector<v8::Local<v8::Value> > results;
   WebScriptSource source = WebScriptSource(ASCIIToUTF16(script));
   main_frame->executeScriptInIsolatedWorld(
       chrome::ISOLATED_WORLD_ID_TRANSLATE,
       &source,
       1,
       extensions::EXTENSION_GROUP_INTERNAL_TRANSLATE_SCRIPTS,
       &results);
   if (results.size() != 1 || results[0].IsEmpty() || !results[0]->IsString()) {
     NOTREACHED();
     return std::string();
   }
 
   v8::Local<v8::String> v8_str = results[0]->ToString();
   int length = v8_str->Utf8Length() + 1;
   scoped_ptr<char[]> str(new char[length]);
   v8_str->WriteUtf8(str.get(), length);
   return std::string(str.get());
 }
 
 double TranslateHelper::ExecuteScriptAndGetDoubleResult(
     const std::string& script) {
   WebFrame* main_frame = GetMainFrame();
   if (!main_frame)
     return 0.0;
 
-  v8::HandleScope handle_scope;
+  v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
   WebVector<v8::Local<v8::Value> > results;
   WebScriptSource source = WebScriptSource(ASCIIToUTF16(script));
   main_frame->executeScriptInIsolatedWorld(
       chrome::ISOLATED_WORLD_ID_TRANSLATE,
       &source,
       1,
       extensions::EXTENSION_GROUP_INTERNAL_TRANSLATE_SCRIPTS,
       &results);
   if (results.size() != 1 || results[0].IsEmpty() || !results[0]->IsNumber()) {
     NOTREACHED();
@@ skipping 230 matching lines @@
 
 WebFrame* TranslateHelper::GetMainFrame() {
   WebView* web_view = render_view()->GetWebView();
 
   // When the tab is going to be closed, the web_view can be NULL.
   if (!web_view)
     return NULL;
 
   return web_view->mainFrame();
 }