Allow multiple WebUIControllerFactory objects to be registered. This makes is possible to implement…

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
===================================================================
--- content/public/browser/content_browser_client.h	(revision 179096)
+++ content/public/browser/content_browser_client.h	(working copy)
@@ -22,7 +22,6 @@
 #include "base/posix/global_descriptors.h"
 #endif
 
-
 class CommandLine;
 class FilePath;
 class GURL;
@@ -65,13 +64,11 @@
 class RenderViewHostDelegateView;
 class ResourceContext;
 class SiteInstance;
-class SpeechInputManagerDelegate;
 class SpeechRecognitionManagerDelegate;
 class WebContents;
 class WebContentsView;
 class WebContentsViewDelegate;
 class WebRTCInternals;
-class WebUIControllerFactory;
 struct MainFunctionParams;
 struct ShowDesktopNotificationHostMsgParams;
 
@@ -125,10 +122,6 @@
   // Notifies that a BrowserChildProcessHost has been created.
   virtual void BrowserChildProcessHostCreated(BrowserChildProcessHost* host) {}
 
-  // Gets the WebUIControllerFactory which will be responsible for generating
-  // WebUIs. Can return NULL if the embedder doesn't need WebUI support.
-  virtual WebUIControllerFactory* GetWebUIControllerFactory();
-
   // Get the effective URL for the given actual URL, to allow an embedder to
   // group different url schemes in the same SiteInstance.
   virtual GURL GetEffectiveURL(BrowserContext* browser_context,