Add ExtensionSytem::Get(Profile*) as a wrapper around

chrome/browser/extensions/extension_system.h

Index: chrome/browser/extensions/extension_system.h
diff --git a/chrome/browser/extensions/extension_system.h b/chrome/browser/extensions/extension_system.h
index 3ed50028e19f6d21577371d6ed8678d61097ec06..bc1f52a01ec4263eebe1ad29f02a2552beaf8d16 100644
--- a/chrome/browser/extensions/extension_system.h
+++ b/chrome/browser/extensions/extension_system.h
@@ -37,6 +37,10 @@ class ExtensionSystem : public ProfileKeyedService {
   ExtensionSystem();
   virtual ~ExtensionSystem();
 
+  // Returns the instance for the given profile, or NULL if none. This is
+  // a convenience wrapper around ExtensionSystemFactory::GetForProfile.
+  static ExtensionSystem* Get(Profile* profile);

[Yoyo Zhou, 2012/04/04 22:54:21]

I think GetForProfile is still preferable.

[Matt Perry, 2012/04/04 22:56:44]

Blech. Unnecessarily verbose IMO. No one is going to be confused seeing
ExtensionSytem::Get(profile)

+
   // ProfileKeyedService implementation.
   virtual void Shutdown() OVERRIDE {}