Move Extension into extensions namespace

chrome/renderer/extensions/webstore_bindings.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/extensions/webstore_bindings.h"
 
 #include "base/string_util.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_messages.h"
 #include "chrome/renderer/extensions/chrome_v8_context.h"
@@ skipping 155 matching lines @@
     if (webstore_url.scheme() != webstore_base_url.scheme() ||
         webstore_url.host() != webstore_base_url.host() ||
         !StartsWithASCII(
             webstore_url.path(), webstore_base_url.path(), true)) {
       *error = kInvalidWebstoreItemUrlError;
       return false;
     }
 
     std::string candidate_webstore_item_id = webstore_url.path().substr(
         webstore_base_url.path().length());
-    if (!::Extension::IdIsValid(candidate_webstore_item_id)) {
+    if (!extensions::Extension::IdIsValid(candidate_webstore_item_id)) {
       *error = kInvalidWebstoreItemUrlError;
       return false;
     }
 
     std::string reconstructed_webstore_item_url_string =
         extension_urls::GetWebstoreItemDetailURLPrefix() +
             candidate_webstore_item_id;
     if (reconstructed_webstore_item_url_string != webstore_url_string) {
       *error = kInvalidWebstoreItemUrlError;
       return false;
@@ skipping 22 matching lines @@
     const std::string& error) {
   v8::HandleScope handle_scope;
   v8::Context::Scope context_scope(context_->v8_context());
   v8::Handle<v8::Value> argv[3];
   argv[0] = v8::Integer::New(install_id);
   argv[1] = v8::Boolean::New(success);
   argv[2] = v8::String::New(error.c_str());
   CHECK(context_->CallChromeHiddenMethod("webstore.onInstallResponse",
                                          arraysize(argv), argv, NULL));
 }