Decompose BrowserStateMonitor into two parts, simplifying unit tests and APIs.

chrome/browser/chromeos/input_method/input_method_delegate_impl.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_DELEGATE_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_DELEGATE_IMPL_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/chromeos/input_method/input_method_delegate.h"
 
 namespace chromeos {
 namespace input_method {
 
-// Persists input method changes to the BrowserProcess local state or to the
-// user preferences, as appropriate. Accesses the hardware keyboard layout and
-// application locale from the BrowserProcess.
+// Accesses the hardware keyboard layout and application locale from the
+// BrowserProcess.
 class InputMethodDelegateImpl : public InputMethodDelegate {
  public:
   InputMethodDelegateImpl();
 
   // InputMethodDelegate implementation.
-  virtual void SetSystemInputMethod(
-      const std::string& input_method) OVERRIDE;
-  virtual void SetUserInputMethod(const std::string& input_method) OVERRIDE;
   virtual std::string GetHardwareKeyboardLayout() const OVERRIDE;
   virtual std::string GetActiveLocale() const OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(InputMethodDelegateImpl);
 };
 
 }  // namespace input_method
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_DELEGATE_IMPL_H_