Fix web accessible resource checks in ShouldAllowOpenURL

chrome/browser/chrome_content_browser_client.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/browser/chrome_content_browser_client.h"
 
 #include <map>
 #include <set>
 #include <utility>
 #include <vector>
@@ skipping 1173 matching lines @@
 #if defined(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::CanCommitURL(
       process_host, url);
 #else
   return true;
 #endif
 }
 
 bool ChromeContentBrowserClient::ShouldAllowOpenURL(
     content::SiteInstance* site_instance, const GURL& url) {
-  GURL from_url = site_instance->GetSiteURL();
-
 #if defined(ENABLE_EXTENSIONS)
   bool result;
   if (ChromeContentBrowserClientExtensionsPart::ShouldAllowOpenURL(
-      site_instance, from_url, url, &result))
+          site_instance, url, &result))
     return result;
 #endif
 
   // Do not allow chrome://chrome-signin navigate to other chrome:// URLs, since
   // the signin page may host untrusted web content.
+  GURL from_url = site_instance->GetSiteURL();
   if (from_url.GetOrigin().spec() == chrome::kChromeUIChromeSigninURL &&
       url.SchemeIs(content::kChromeUIScheme) &&
       url.host_piece() != chrome::kChromeUIChromeSigninHost) {
     VLOG(1) << "Blocked navigation to " << url.spec() << " from "
             << chrome::kChromeUIChromeSigninURL;
     return false;
   }
 
   return true;
 }
@@ skipping 2014 matching lines @@
                                       kWebRtcDevSwitchNames,
                                       arraysize(kWebRtcDevSwitchNames));
   }
 }
 #endif  // defined(ENABLE_WEBRTC)
 
 std::unique_ptr<content::MemoryCoordinatorDelegate>
 ChromeContentBrowserClient::GetMemoryCoordinatorDelegate() {
   return memory::ChromeMemoryCoordinatorDelegate::Create();
 }