Implement a ResourceThrottle for URL overriding in Chrome on Android.

content/public/browser/resource_request_info.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 CONTENT_PUBLIC_BROWSER_RESOURCE_REQUEST_INFO_H_
 #define CONTENT_PUBLIC_BROWSER_RESOURCE_REQUEST_INFO_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "content/common/content_export.h"
@@ skipping 14 matching lines @@
   // Returns the ResourceRequestInfo associated with the given URLRequest.
   CONTENT_EXPORT static const ResourceRequestInfo* ForRequest(
       const net::URLRequest* request);
 
   // Allocates a new, dummy ResourceRequestInfo and associates it with the
   // given URLRequest.
   // NOTE: Add more parameters if you need to initialize other fields.
   CONTENT_EXPORT static void AllocateForTesting(
       net::URLRequest* request,
       ResourceType::Type resource_type,
-      ResourceContext* context);
+      ResourceContext* context,
+      int render_process_id,
+      int render_view_id);
 
   // Returns the associated RenderView for a given process. Returns false, if
   // there is no associated RenderView. This method does not rely on the
   // request being allocated by the ResourceDispatcherHost, but works for all
   // URLRequests that are associated with a RenderView.
   CONTENT_EXPORT static bool GetRenderViewForRequest(
       const net::URLRequest* request,
       int* render_process_id,
       int* render_view_id);
 
@@ skipping 30 matching lines @@
   // Returns the associated resource type.
   virtual ResourceType::Type GetResourceType() const = 0;
 
   // Returns the associated referrer policy.
   virtual WebKit::WebReferrerPolicy GetReferrerPolicy() const = 0;
 
   // When there is upload data, this is the byte count of that data. When there
   // is no upload, this will be 0.
   virtual uint64 GetUploadSize() const = 0;
 
+  // True if the request was initiated by a user action (like a tap to follow
+  // a link).
+  virtual bool HasUserGesture() const = 0;
+
   // Returns false if there is NOT an associated render view.
   virtual bool GetAssociatedRenderView(int* render_process_id,
                                        int* render_view_id) const = 0;
 
  protected:
   virtual ~ResourceRequestInfo() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RESOURCE_REQUEST_INFO_H_