Allows webview to access extension resources.

extensions/shell/browser/shell_extensions_browser_client.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 "extensions/shell/browser/shell_extensions_browser_client.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/prefs/pref_service_factory.h"
 #include "base/prefs/testing_pref_store.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/user_prefs/user_prefs.h"
 #include "content/public/browser/browser_thread.h"
 #include "extensions/browser/api/extensions_api_client.h"
 #include "extensions/browser/api/generated_api_registration.h"
 #include "extensions/browser/app_sorting.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_function_registry.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/null_app_sorting.h"
+#include "extensions/browser/url_request_util.h"
 #include "extensions/shell/browser/shell_extension_host_delegate.h"
 #include "extensions/shell/browser/shell_extension_system_factory.h"
 #include "extensions/shell/browser/shell_runtime_api_delegate.h"
 
 using content::BrowserContext;
 using content::BrowserThread;
 
 namespace extensions {
 namespace {
 
@@ skipping 90 matching lines @@
     const std::string& content_security_policy,
     bool send_cors_header) {
   return NULL;
 }
 
 bool ShellExtensionsBrowserClient::AllowCrossRendererResourceLoad(
     net::URLRequest* request,
     bool is_incognito,
     const Extension* extension,
     InfoMap* extension_info_map) {
-  // Note: This may need to change if app_shell supports webview.
+  bool allowed = false;
+  if (url_request_util::AllowCrossRendererResourceLoad(
+          request, is_incognito, extension, extension_info_map, &allowed)) {
+    return allowed;
+  }
+
+  // Couldn't determine if resource is allowed. Block the load.
   return false;
 }
 
 PrefService* ShellExtensionsBrowserClient::GetPrefServiceForContext(
     BrowserContext* context) {
   return prefs_.get();
 }
 
 void ShellExtensionsBrowserClient::GetEarlyExtensionPrefsObservers(
     content::BrowserContext* context,
@@ skipping 70 matching lines @@
 
   scoped_ptr<Event> event(new Event(event_name, args.Pass()));
   EventRouter::Get(browser_context_)->BroadcastEvent(event.Pass());
 }
 
 net::NetLog* ShellExtensionsBrowserClient::GetNetLog() {
   return NULL;
 }
 
 }  // namespace extensions