Avoid GURL allocations/copies/frees in RenderFrameImpl::willSendRequest

chrome/renderer/extensions/resource_request_policy.cc

 // 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.
 
 #include "chrome/renderer/extensions/resource_request_policy.h"
 
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/common/extensions/chrome_manifest_url_handlers.h"
 #include "chrome/common/url_constants.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/manifest_handlers/icons_handler.h"
 #include "extensions/common/manifest_handlers/web_accessible_resources_info.h"
 #include "extensions/common/manifest_handlers/webview_info.h"
 #include "extensions/renderer/dispatcher.h"
 #include "extensions/renderer/renderer_extension_registry.h"
 #include "third_party/WebKit/public/platform/URLConversion.h"
 #include "third_party/WebKit/public/platform/WebString.h"
+#include "third_party/WebKit/public/platform/WebURL.h"
 #include "third_party/WebKit/public/web/WebConsoleMessage.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "ui/base/page_transition_types.h"
 #include "url/gurl.h"
 #include "url/origin.h"
 
 namespace extensions {
 
 ResourceRequestPolicy::ResourceRequestPolicy(Dispatcher* dispatcher)
@@ skipping 76 matching lines @@
           blink::WebConsoleMessage(blink::WebConsoleMessage::LevelError,
                                     blink::WebString::fromUTF8(message)));
       return false;
     }
   }
 
   return true;
 }
 
 bool ResourceRequestPolicy::CanRequestExtensionResourceScheme(
-    const GURL& resource_url,
+    const blink::WebURL& resource_url,
     blink::WebFrame* frame) {
-  CHECK(resource_url.SchemeIs(kExtensionResourceScheme));
+  CHECK(resource_url.protocolIs(kExtensionResourceScheme));
 
   GURL frame_url = frame->document().url();
   if (!frame_url.is_empty() && !frame_url.SchemeIs(kExtensionScheme)) {
     std::string message = base::StringPrintf(
         "Denying load of %s. chrome-extension-resources:// can only be "
         "loaded from extensions.",
-      resource_url.spec().c_str());
+        resource_url.string().utf8().c_str());
     frame->addMessageToConsole(
         blink::WebConsoleMessage(blink::WebConsoleMessage::LevelError,
                                   blink::WebString::fromUTF8(message)));
     return false;
   }
 
   return true;
 }
 
 }  // namespace extensions