More v8-API-related cleanup.

chrome/renderer/extensions/app_bindings.cc

Index: chrome/renderer/extensions/app_bindings.cc
diff --git a/chrome/renderer/extensions/app_bindings.cc b/chrome/renderer/extensions/app_bindings.cc
index 5f0ddb70b027259845e5e2fb8109f50716d85da3..087fb4eddf2e46312e1f544e865700000840f518 100644
--- a/chrome/renderer/extensions/app_bindings.cc
+++ b/chrome/renderer/extensions/app_bindings.cc
@@ -213,11 +213,12 @@ bool AppBindings::OnMessageReceived(const IPC::Message& message) {
 
 void AppBindings::OnAppInstallStateResponse(
     const std::string& state, int callback_id) {
-  v8::HandleScope handle_scope(context()->isolate());
+  v8::Isolate* isolate = context()->isolate();
+  v8::HandleScope handle_scope(isolate);
   v8::Context::Scope context_scope(context()->v8_context());
   v8::Handle<v8::Value> argv[] = {
-    v8::String::NewFromUtf8(context()->isolate(), state.c_str()),
-    v8::Integer::New(callback_id)
+    v8::String::NewFromUtf8(isolate, state.c_str()),
+    v8::Integer::New(isolate, callback_id)
   };
   context()->module_system()->CallModuleMethod(
       "app", "onInstallStateResponse", arraysize(argv), argv);