Removes ImeController::UsingFrenchInputMethod and thus ImeControlDelegate::RemapAccelerator.

ash/ime_control_delegate.h

Index: ash/ime_control_delegate.h
diff --git a/ash/ime_control_delegate.h b/ash/ime_control_delegate.h
index e90b48f6b7b714e5ceaa67f2ffd95d03417c4b4a..5dbc52c0a70b4e5bb5989cf9fb199da288838728 100644
--- a/ash/ime_control_delegate.h
+++ b/ash/ime_control_delegate.h
@@ -33,11 +33,6 @@ class ImeControlDelegate {
 
   // Switches to the IME associated with |accelerator|.
   virtual void HandleSwitchIme(const ui::Accelerator& accelerator) = 0;
-
-  // Checks for special language anomalies and re-map the |accelerator|
-  // accordingly.
-  virtual ui::Accelerator RemapAccelerator(
-      const ui::Accelerator& accelerator) = 0;
 };
 
 }  // namespace ash