Generalize content::URLDataSource so that it can be used by the network service.

ios/web/public/url_data_source_ios.h

 // Copyright 2014 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 IOS_WEB_PUBLIC_URL_DATA_SOURCE_IOS_H_
 #define IOS_WEB_PUBLIC_URL_DATA_SOURCE_IOS_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 
+class GURL;
+
 namespace base {
 class RefCountedMemory;
 }
 
-namespace net {
-class URLRequest;
-}
-
 namespace web {
 class BrowserState;
 
 // A URLDataSourceIOS is an object that can answer requests for WebUI data
 // asynchronously. An implementation of URLDataSourceIOS should handle calls to
 // StartDataRequest() by starting its (implementation-specific) asynchronous
 // request for the data, then running the callback given in that method to
 // notify.
 class URLDataSourceIOS {
  public:
@@ skipping 46 matching lines @@
 
   // By default, the "X-Frame-Options: DENY" header is sent. To stop this from
   // happening, return false. It is OK to return false as needed.
   virtual bool ShouldDenyXFrameOptions() const;
 
   // By default, only chrome: requests are allowed.  Override in specific WebUI
   // data sources to enable for additional schemes or to implement fancier
   // access control.  Typically used in concert with
   // WebClient::GetAdditionalWebUISchemes() to permit additional WebUI scheme
   // support for an embedder.
-  virtual bool ShouldServiceRequest(const net::URLRequest* request) const;
-
-  // Called to inform the source that StartDataRequest() will be called soon.
-  // Gives the source an opportunity to rewrite |path| to incorporate extra
-  // information from the URLRequest prior to serving.
-  virtual void WillServiceRequest(const net::URLRequest* request,
-                                  std::string* path) const {}
+  virtual bool ShouldServiceRequest(const GURL& url) const;
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_PUBLIC_URL_DATA_SOURCE_IOS_H_