Move c/r/extensions/* into extensions namespace

chrome/renderer/extensions/resource_request_policy.h

 // 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.
 
-#ifndef CHROME_RENDERER_EXTENSIONS_EXTENSION_RESOURCE_REQUEST_POLICY_H_
-#define CHROME_RENDERER_EXTENSIONS_EXTENSION_RESOURCE_REQUEST_POLICY_H_
+#ifndef CHROME_RENDERER_EXTENSIONS_RESOURCE_REQUEST_POLICY_H_
+#define CHROME_RENDERER_EXTENSIONS_RESOURCE_REQUEST_POLICY_H_
 
 class ExtensionSet;
 class GURL;
+
 namespace WebKit {
 class WebFrame;
 }
 
+namespace extensions {
+
 // Encapsulates the policy for when chrome-extension:// and
 // chrome-extension-resource:// URLs can be requested.
-class ExtensionResourceRequestPolicy {
+class ResourceRequestPolicy {
  public:
   // Returns true if the chrome-extension:// |resource_url| can be requested
   // from |frame_url|.
   static bool CanRequestResource(const GURL& resource_url,
                                  WebKit::WebFrame* frame,
                                  const ExtensionSet* loaded_extensions);
   // Returns true if the chrome-extension-resource:// |resource_url| can be
   // requested from |frame_url|.
-  static bool CanRequestExtensionResourceScheme(
-      const GURL& resource_url,
-      WebKit::WebFrame* frame);
+  static bool CanRequestExtensionResourceScheme(const GURL& resource_url,
+                                                WebKit::WebFrame* frame);
 
  private:
-  ExtensionResourceRequestPolicy();
+  ResourceRequestPolicy();
 };
 
-#endif  // CHROME_RENDERER_EXTENSIONS_EXTENSION_RESOURCE_REQUEST_POLICY_H_
+}  // namespace extensions
+
+#endif  // CHROME_RENDERER_EXTENSIONS_RESOURCE_REQUEST_POLICY_H_