Remove usage of deprecated V8 APIs from c/r/extensions

chrome/renderer/extensions/v8_schema_registry.cc

Index: chrome/renderer/extensions/v8_schema_registry.cc
diff --git a/chrome/renderer/extensions/v8_schema_registry.cc b/chrome/renderer/extensions/v8_schema_registry.cc
index e358b98604e086c74833b11ef7e893c90cf397d5..a56f7c2fc7f776a5f19f15aa53f23a60843a07bd 100644
--- a/chrome/renderer/extensions/v8_schema_registry.cc
+++ b/chrome/renderer/extensions/v8_schema_registry.cc
@@ -35,7 +35,7 @@ class SchemaRegistryNativeHandler : public ObjectBackedNativeHandler {
  private:
   void GetSchema(const v8::FunctionCallbackInfo<v8::Value>& args) {
     args.GetReturnValue().Set(
-      registry_->GetSchema(*v8::String::AsciiValue(args[0])));
+      registry_->GetSchema(*v8::String::Utf8Value(args[0])));
   }
 
   scoped_ptr<ChromeV8Context> context_;
@@ -66,16 +66,16 @@ scoped_ptr<NativeHandler> V8SchemaRegistry::AsNativeHandler() {
 v8::Handle<v8::Array> V8SchemaRegistry::GetSchemas(
     const std::vector<std::string>& apis) {
   v8::Isolate* isolate = v8::Isolate::GetCurrent();
-  v8::HandleScope handle_scope(isolate);
+  v8::EscapableHandleScope handle_scope(isolate);
   v8::Context::Scope context_scope(GetOrCreateContext(isolate));
 
-  v8::Handle<v8::Array> v8_apis(v8::Array::New(apis.size()));
+  v8::Local<v8::Array> v8_apis(v8::Array::New(isolate, apis.size()));
   size_t api_index = 0;
   for (std::vector<std::string>::const_iterator i = apis.begin();
        i != apis.end(); ++i) {
     v8_apis->Set(api_index++, GetSchema(*i));
   }
-  return handle_scope.Close(v8_apis);
+  return handle_scope.Escape(v8_apis);
 }
 
 v8::Handle<v8::Object> V8SchemaRegistry::GetSchema(const std::string& api) {
@@ -85,7 +85,7 @@ v8::Handle<v8::Object> V8SchemaRegistry::GetSchema(const std::string& api) {
     return maybe_schema->second.newLocal(v8::Isolate::GetCurrent());
 
   v8::Isolate* isolate = v8::Isolate::GetCurrent();
-  v8::HandleScope handle_scope(isolate);
+  v8::EscapableHandleScope handle_scope(isolate);
   v8::Handle<v8::Context> context = GetOrCreateContext(isolate);
   v8::Context::Scope context_scope(context);
 
@@ -101,7 +101,7 @@ v8::Handle<v8::Object> V8SchemaRegistry::GetSchema(const std::string& api) {
   v8::Local<v8::Object> to_return =
       v8::Local<v8::Object>::New(isolate, v8_schema);
   schema_cache_[api] = UnsafePersistent<v8::Object>(&v8_schema);
-  return handle_scope.Close(to_return);
+  return handle_scope.Escape(to_return);
 }
 
 v8::Handle<v8::Context> V8SchemaRegistry::GetOrCreateContext(