Media Galleries API Metadata: Make Blob native extension bindings available to multiple extensions.

chrome/renderer/extensions/blob_native_handler.cc

 // Copyright 2013 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/extensions/feedback_private_custom_bindings.h"
+#include "chrome/renderer/extensions/blob_native_handler.h"
 
 #include "base/bind.h"
 #include "third_party/WebKit/public/platform/WebCString.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 #include "third_party/WebKit/public/web/WebBlob.h"
 
-namespace {
+namespace extensions {
 
-void GetBlobUuid(const v8::FunctionCallbackInfo<v8::Value> &args) {
+BlobNativeHandler::BlobNativeHandler(ChromeV8Context* context)
+    : ObjectBackedNativeHandler(context) {
+  RouteFunction("GetBlobUuid", base::Bind(&BlobNativeHandler::GetBlobUuid,
+                                          base::Unretained(this)));
+}
+
+void BlobNativeHandler::GetBlobUuid(
+    const v8::FunctionCallbackInfo<v8::Value> &args) {
   DCHECK(args.Length() == 1);

[Lei Zhang, 2013/11/19 21:28:41]

DCHECK_EQ

[tommycli, 2013/11/19 22:16:05]

Done.

   blink::WebBlob blob = blink::WebBlob::fromV8Value(args[0]);
   args.GetReturnValue().Set(v8::String::New(blob.uuid().utf8().data()));
 }
 
-}  // namespace
-
-namespace extensions {
-
-FeedbackPrivateCustomBindings::FeedbackPrivateCustomBindings(
-    Dispatcher* dispatcher,
-    ChromeV8Context* context) : ChromeV8Extension(dispatcher, context) {
-  RouteFunction("GetBlobUuid", base::Bind(&GetBlobUuid));
-}
 
 }  // namespace extensions