extensions/renderer: Use v8::Local instead of v8::Handle.

extensions/renderer/console.cc

 // Copyright 2014 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 "extensions/renderer/console.h"
 
 #include "base/compiler_specific.h"
 #include "base/debug/alias.h"
 #include "base/lazy_instance.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/renderer/render_view.h"
 #include "content/public/renderer/render_view_visitor.h"
 #include "extensions/renderer/dispatcher.h"
 #include "extensions/renderer/extension_helper.h"
 #include "third_party/WebKit/public/web/WebConsoleMessage.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "third_party/WebKit/public/web/WebView.h"
 
 namespace extensions {
 namespace console {
 
 namespace {
 
 // Finds the RenderView associated with a context. Note: there will be multiple
 // contexts in each RenderView.
 class ByContextFinder : public content::RenderViewVisitor {
  public:
-  static content::RenderView* Find(v8::Handle<v8::Context> context) {
+  static content::RenderView* Find(v8::Local<v8::Context> context) {
     ByContextFinder finder(context);
     content::RenderView::ForEach(&finder);
     return finder.found_;
   }
 
  private:
-  explicit ByContextFinder(v8::Handle<v8::Context> context)
+  explicit ByContextFinder(v8::Local<v8::Context> context)
       : context_(context), found_(NULL) {}
 
   bool Visit(content::RenderView* render_view) override {
     ExtensionHelper* helper = ExtensionHelper::Get(render_view);
     if (helper) {
       ScriptContext* script_context =
           helper->dispatcher()->script_context_set().GetByV8Context(context_);
       if (script_context && script_context->GetRenderView() == render_view)
         found_ = render_view;
     }
     return !found_;
   }
 
-  v8::Handle<v8::Context> context_;
+  v8::Local<v8::Context> context_;
   content::RenderView* found_;
 
   DISALLOW_COPY_AND_ASSIGN(ByContextFinder);
 };
 
 // Writes |message| to stack to show up in minidump, then crashes.
 void CheckWithMinidump(const std::string& message) {
   char minidump[1024];
   base::debug::Alias(&minidump);
   base::snprintf(
       minidump, arraysize(minidump), "e::console: %s", message.c_str());
   CHECK(false) << message;
 }
 
-typedef void (*LogMethod)(v8::Handle<v8::Context> context,
+typedef void (*LogMethod)(v8::Local<v8::Context> context,
                           const std::string& message);
 
 void BoundLogMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   LogMethod log_method =
       reinterpret_cast<LogMethod>(info.Data().As<v8::External>()->Value());
   std::string message;
   for (int i = 0; i < info.Length(); ++i) {
     if (i > 0)
       message += " ";
     message += *v8::String::Utf8Value(info[i]);
@@ skipping 55 matching lines @@
       target_level = blink::WebConsoleMessage::LevelWarning;
       break;
     case content::CONSOLE_MESSAGE_LEVEL_ERROR:
       target_level = blink::WebConsoleMessage::LevelError;
       break;
   }
   web_view->mainFrame()->addMessageToConsole(
       blink::WebConsoleMessage(target_level, base::UTF8ToUTF16(message)));
 }
 
-void Debug(v8::Handle<v8::Context> context, const std::string& message) {
+void Debug(v8::Local<v8::Context> context, const std::string& message) {
   AddMessage(context, content::CONSOLE_MESSAGE_LEVEL_DEBUG, message);
 }
 
-void Log(v8::Handle<v8::Context> context, const std::string& message) {
+void Log(v8::Local<v8::Context> context, const std::string& message) {
   AddMessage(context, content::CONSOLE_MESSAGE_LEVEL_LOG, message);
 }
 
-void Warn(v8::Handle<v8::Context> context, const std::string& message) {
+void Warn(v8::Local<v8::Context> context, const std::string& message) {
   AddMessage(context, content::CONSOLE_MESSAGE_LEVEL_WARNING, message);
 }
 
-void Error(v8::Handle<v8::Context> context, const std::string& message) {
+void Error(v8::Local<v8::Context> context, const std::string& message) {
   AddMessage(context, content::CONSOLE_MESSAGE_LEVEL_ERROR, message);
 }
 
-void Fatal(v8::Handle<v8::Context> context, const std::string& message) {
+void Fatal(v8::Local<v8::Context> context, const std::string& message) {
   Error(context, message);
   CheckWithMinidump(message);
 }
 
-void AddMessage(v8::Handle<v8::Context> context,
+void AddMessage(v8::Local<v8::Context> context,
                 content::ConsoleMessageLevel level,
                 const std::string& message) {
   if (context.IsEmpty()) {
     LOG(WARNING) << "Could not log \"" << message << "\": no context given";
     return;
   }
   content::RenderView* render_view = ByContextFinder::Find(context);
   if (!render_view) {
     LOG(WARNING) << "Could not log \"" << message << "\": no render view found";
     return;
   }
   AddMessage(render_view, level, message);
 }
 
 v8::Local<v8::Object> AsV8Object(v8::Isolate* isolate) {
   v8::EscapableHandleScope handle_scope(isolate);
   v8::Local<v8::Object> console_object = v8::Object::New(isolate);
   BindLogMethod(isolate, console_object, "debug", &Debug);
   BindLogMethod(isolate, console_object, "log", &Log);
   BindLogMethod(isolate, console_object, "warn", &Warn);
   BindLogMethod(isolate, console_object, "error", &Error);
   return handle_scope.Escape(console_object);
 }
 
 }  // namespace console
 }  // namespace extensions