Content Shell: Introduce LayoutTestBrowserContext.

content/shell/browser/shell_browser_context.h

Index: content/shell/browser/shell_browser_context.h
diff --git a/content/shell/browser/shell_browser_context.h b/content/shell/browser/shell_browser_context.h
index 81e8b9457471622699253a7cf8fb49b58f438aa0..15c123d04816a0dd269773770957a77d9eeee182 100644
--- a/content/shell/browser/shell_browser_context.h
+++ b/content/shell/browser/shell_browser_context.h
@@ -94,20 +94,19 @@ class ShellBrowserContext : public BrowserContext {
     url_request_getter_ = getter;
   }
 
-  scoped_ptr<ShellResourceContext> resource_context_;
-
- private:
-
   // Performs initialization of the ShellBrowserContext while IO is still
   // allowed on the current thread.
-  void InitWhileIOAllowed();
+  virtual void InitWhileIOAllowed();
 
+  scoped_ptr<ShellResourceContext> resource_context_;
+  bool ignore_certificate_errors_;
+  scoped_ptr<ShellDownloadManagerDelegate> download_manager_delegate_;
+
+ private:
   bool off_the_record_;
   net::NetLog* net_log_;
-  bool ignore_certificate_errors_;
   base::FilePath path_;
   BrowserPluginGuestManager* guest_manager_;
-  scoped_ptr<ShellDownloadManagerDelegate> download_manager_delegate_;
   scoped_refptr<ShellURLRequestContextGetter> url_request_getter_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellBrowserContext);