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

chrome/browser/chromeos/input_method/mock_input_method_delegate.cc

Index: chrome/browser/chromeos/input_method/mock_input_method_delegate.cc
diff --git a/chrome/browser/chromeos/input_method/mock_input_method_delegate.cc b/chrome/browser/chromeos/input_method/mock_input_method_delegate.cc
index 62111e66b74f52b7c1e39969734964127817da4b..7114fbe1a5f2578158ebdabde5b5e59d024e7721 100644
--- a/chrome/browser/chromeos/input_method/mock_input_method_delegate.cc
+++ b/chrome/browser/chromeos/input_method/mock_input_method_delegate.cc
@@ -8,26 +8,12 @@ namespace chromeos {
 namespace input_method {
 
 MockInputMethodDelegate::MockInputMethodDelegate()
-    : active_locale_("en"),
-      update_system_input_method_count_(0),
-      update_user_input_method_count_(0) {
+    : active_locale_("en") {
 }
 
 MockInputMethodDelegate::~MockInputMethodDelegate() {
 }
 
-void MockInputMethodDelegate::SetSystemInputMethod(
-    const std::string& input_method) {
-  ++update_system_input_method_count_;
-  system_input_method_ = input_method;
-}
-
-void MockInputMethodDelegate::SetUserInputMethod(
-    const std::string& input_method) {
-  ++update_user_input_method_count_;
-  user_input_method_ = input_method;
-}
-
 std::string MockInputMethodDelegate::GetHardwareKeyboardLayout() const {
   return hardware_keyboard_layout_;
 }