Avoid calling into the ContentBrowserClient interface from ResourceDispatcherHostImpl to determine …

chrome/browser/extensions/chrome_content_browser_client_extensions_part.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_CHROME_CONTENT_BROWSER_CLIENT_EXTENSIONS_PART_H_
 #define CHROME_BROWSER_EXTENSIONS_CHROME_CONTENT_BROWSER_CLIENT_EXTENSIONS_PART_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "chrome/browser/chrome_content_browser_client_parts.h"
@@ skipping 16 matching lines @@
   static GURL GetEffectiveURL(Profile* profile, const GURL& url);
   static bool ShouldUseProcessPerSite(Profile* profile,
                                       const GURL& effective_url);
   static bool DoesSiteRequireDedicatedProcess(
       content::BrowserContext* browser_context,
       const GURL& effective_site_url);
   static bool ShouldLockToOrigin(content::BrowserContext* browser_context,
                                  const GURL& effective_site_url);
   static bool CanCommitURL(content::RenderProcessHost* process_host,
                            const GURL& url);
-  static bool IsIllegalOrigin(content::ResourceContext* resource_context,
-                              int child_process_id,
-                              const GURL& origin);
   static bool IsSuitableHost(Profile* profile,
                              content::RenderProcessHost* process_host,
                              const GURL& site_url);
   static bool ShouldTryToUseExistingProcessHost(Profile* profile,
                                                 const GURL& url);
   static bool ShouldSwapBrowsingInstancesForNavigation(
       content::SiteInstance* site_instance,
       const GURL& current_url,
       const GURL& new_url);
   static bool ShouldSwapProcessesForRedirect(
@@ skipping 34 matching lines @@
   void GetURLRequestAutoMountHandlers(
       std::vector<storage::URLRequestAutoMountHandler>* handlers) override;
   void GetAdditionalFileSystemBackends(
       content::BrowserContext* browser_context,
       const base::FilePath& storage_partition_path,
       ScopedVector<storage::FileSystemBackend>* additional_backends) override;
   void AppendExtraRendererCommandLineSwitches(
       base::CommandLine* command_line,
       content::RenderProcessHost* process,
       Profile* profile) override;
+  void ResourceDispatcherHostCreated() override;
+
+  // This callback is registered on the ResourceDispatcherHost for the chrome
+  // extension Origin scheme. We determine whether the extension origin is
+  // valid. Please see the IsIllegalOrigin() function.
+  static void OnHttpHeaderReceived(
+      const std::string& header,
+      const std::string& value,
+      int child_id,
+      content::ResourceContext* resource_context,
+      content::OnHeaderProcessedCallback callback);
+
+  // Determines whether the extension |origin| passed in can be committed by
+  // the process identified by |child_id| and returns true or false
+  // accordingly. Please refer to the implementation for more information.
+  static bool IsIllegalOrigin(content::ResourceContext* resource_context,
+                              int child_id,
+                              const GURL& origin);
 
   DISALLOW_COPY_AND_ASSIGN(ChromeContentBrowserClientExtensionsPart);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_CHROME_CONTENT_BROWSER_CLIENT_EXTENSIONS_PART_H_