Rename ActionBoxController -> LocationBarController.

chrome/browser/extensions/extension_toolbar_model.h

Index: chrome/browser/extensions/extension_toolbar_model.h
diff --git a/chrome/browser/extensions/extension_toolbar_model.h b/chrome/browser/extensions/extension_toolbar_model.h
index 9bf6f157b07fab2a1831adca30547dff78a42a88..1c3aa8fcedb7f13e11a17c19709912101c73fa8b 100644
--- a/chrome/browser/extensions/extension_toolbar_model.h
+++ b/chrome/browser/extensions/extension_toolbar_model.h
@@ -26,8 +26,9 @@ class ExtensionToolbarModel : public content::NotificationObserver {
   enum Action {
     ACTION_NONE,
     ACTION_SHOW_POPUP,
-    // Unlike ActionBoxController there is no ACTION_SHOW_CONTEXT_MENU, because
-    // UI implementations tend to handle this themselves at a higher level.
+    // Unlike LocationBarController there is no ACTION_SHOW_CONTEXT_MENU,
+    // because UI implementations tend to handle this themselves at a higher
+    // level.
   };
 
   // A class which is informed of changes to the model; represents the view of