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

chrome/browser/ui/webui/large_icon_source.cc

 // Copyright 2015 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/browser/ui/webui/large_icon_source.h"
 
 #include <vector>
 
 #include "base/memory/ref_counted_memory.h"
 #include "chrome/browser/search/instant_io_context.h"
@@ skipping 72 matching lines @@
   return false;
 }
 
 bool LargeIconSource::ShouldReplaceExistingSource() const {
   // Leave the existing DataSource in place, otherwise we'll drop any pending
   // requests on the floor.
   return false;
 }
 
 bool LargeIconSource::ShouldServiceRequest(
-    const net::URLRequest* request) const {
-  if (request->url().SchemeIs(chrome::kChromeSearchScheme))
-    return InstantIOContext::ShouldServiceRequest(request);
-  return URLDataSource::ShouldServiceRequest(request);
+    const GURL& url,
+    content::ResourceContext* resource_context,
+    int render_process_id) const {
+  if (url.SchemeIs(chrome::kChromeSearchScheme)) {
+    return InstantIOContext::ShouldServiceRequest(url, resource_context,
+                                                  render_process_id);
+  }
+  return URLDataSource::ShouldServiceRequest(url, resource_context,
+                                             render_process_id);
 }
 
 void LargeIconSource::OnLargeIconDataAvailable(
     const content::URLDataSource::GotDataCallback& callback,
     const GURL& url,
     int size,
     const favicon_base::LargeIconResult& result) {
   if (result.bitmap.is_valid()) {
     callback.Run(result.bitmap.bitmap_data.get());
     return;
@@ skipping 21 matching lines @@
           url, size, *result.fallback_icon_style);
 #endif
 
   callback.Run(base::RefCountedBytes::TakeVector(&bitmap_data));
 }
 
 void LargeIconSource::SendNotFoundResponse(
     const content::URLDataSource::GotDataCallback& callback) {
   callback.Run(nullptr);
 }