Add support for 'start_url' in Manifest.

content/renderer/manifest/manifest_manager.cc

 // 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.
 
 #include "content/renderer/manifest/manifest_manager.h"
 
 #include "base/bind.h"
 #include "base/strings/nullable_string16.h"
 #include "content/common/manifest_manager_messages.h"
 #include "content/public/renderer/render_frame.h"
@@ skipping 85 matching lines @@
     ResolveCallbacks(ResolveStateFailure);
     return;
   }
 
   fetcher_.reset(new ManifestFetcher(url));
 
   // TODO(mlamouri,kenneth): this is not yet taking into account manifest-src
   // CSP rule, see http://crbug.com/409996.
   fetcher_->Start(render_frame()->GetWebFrame(),
                   base::Bind(&ManifestManager::OnManifestFetchComplete,
-                             base::Unretained(this)));
+                             base::Unretained(this),
+                             render_frame()->GetWebFrame()->document().url()));
 }
 
 void ManifestManager::OnManifestFetchComplete(
+    const GURL& document_url,
     const blink::WebURLResponse& response,
     const std::string& data) {
   if (response.isNull() && data.empty()) {
     ResolveCallbacks(ResolveStateFailure);
     return;
   }
 
-  manifest_ = ManifestParser::Parse(data);
+  manifest_ = ManifestParser::Parse(data, response.url(), document_url);
 
   fetcher_.reset();
   ResolveCallbacks(ResolveStateSuccess);
 }
 
 void ManifestManager::ResolveCallbacks(ResolveState state) {
   if (state == ResolveStateFailure)
     manifest_ = Manifest();
 
   manifest_dirty_ = state != ResolveStateSuccess;
 
   Manifest manifest = manifest_;
   std::list<GetManifestCallback> callbacks = pending_callbacks_;
 
   pending_callbacks_.clear();
 
   for (std::list<GetManifestCallback>::const_iterator it = callbacks.begin();
        it != callbacks.end(); ++it) {
     it->Run(manifest);
   }
 }
 
 } // namespace content