Revert 283678 "Refactor code that defers extension background pa..."

trunk/src/apps/shell/browser/shell_extensions_browser_client.h

Index: trunk/src/apps/shell/browser/shell_extensions_browser_client.h
===================================================================
--- trunk/src/apps/shell/browser/shell_extensions_browser_client.h	(revision 283800)
+++ trunk/src/apps/shell/browser/shell_extensions_browser_client.h	(working copy)
@@ -59,7 +59,10 @@
   virtual void GetEarlyExtensionPrefsObservers(
       content::BrowserContext* context,
       std::vector<ExtensionPrefsObserver*>* observers) const OVERRIDE;
-  virtual ProcessManagerDelegate* GetProcessManagerDelegate() const OVERRIDE;
+  virtual bool DeferLoadingBackgroundHosts(content::BrowserContext* context)
+      const OVERRIDE;
+  virtual bool IsBackgroundPageAllowed(content::BrowserContext* context)
+      const OVERRIDE;
   virtual scoped_ptr<ExtensionHostDelegate> CreateExtensionHostDelegate()
       OVERRIDE;
   virtual bool DidVersionUpdate(content::BrowserContext* context) OVERRIDE;