views: Rename IsFocusableInRootView() to just IsFocusable().

ui/views/controls/menu/menu_controller.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/controls/menu/menu_controller.h"
 
 #include "base/i18n/case_conversion.h"
 #include "base/i18n/rtl.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
@@ skipping 90 matching lines @@
       if (deepest)
         return deepest;
     }
   } else {
     for (int i = start == -1 ? view->child_count() - 1 : start; i >= 0; --i) {
       View* deepest = GetFirstFocusableView(view->child_at(i), -1, forward);
       if (deepest)
         return deepest;
     }
   }
-  return view->IsFocusableInRootView() ? view : NULL;
+  return view->IsFocusable() ? view : NULL;
 }
 
 // Returns the first child of |start| that is focusable.
 static View* GetInitialFocusableView(View* start, bool forward) {
   return GetFirstFocusableView(start, -1, forward);
 }
 
 // Returns the next view after |start_at| that is focusable. Returns NULL if
 // there are no focusable children of |ancestor| after |start_at|.
 static View* GetNextFocusableView(View* ancestor,
@@ skipping 1831 matching lines @@
   // is necessary to exit from nested loop (See Dispatch methods).
   // Send non-op event so that Dispatch method will always be called.
   // crbug.com/104684.
   if (exit_type_ == EXIT_ALL || exit_type_ == EXIT_DESTROYED)
     aura::RootWindow::GetInstance()->PostNativeEvent(ui::CreateNoopEvent());
 #endif
 }
 
 
 }  // namespace views