Support comma separated hardware keyboard layout.

chrome/browser/chromeos/input_method/mock_input_method_manager.h

Index: chrome/browser/chromeos/input_method/mock_input_method_manager.h
diff --git a/chrome/browser/chromeos/input_method/mock_input_method_manager.h b/chrome/browser/chromeos/input_method/mock_input_method_manager.h
index 76c50c44f0eca6f5a1034733921835254c272768..24cbba65f413991f2d2a1e2b90dccc414b250920 100644
--- a/chrome/browser/chromeos/input_method/mock_input_method_manager.h
+++ b/chrome/browser/chromeos/input_method/mock_input_method_manager.h
@@ -36,8 +36,9 @@ class MockInputMethodManager : public InputMethodManager {
   virtual size_t GetNumActiveInputMethods() const OVERRIDE;
   virtual const InputMethodDescriptor* GetInputMethodFromId(
       const std::string& input_method_id) const OVERRIDE;
-  virtual void EnableLoginLayouts(const std::string& language_code,
-                                  const std::string& initial_layout) OVERRIDE;
+  virtual void EnableLoginLayouts(
+      const std::string& language_code,
+      const std::vector<std::string>& initial_layout) OVERRIDE;
   virtual bool EnableInputMethods(
       const std::vector<std::string>& new_active_input_method_ids) OVERRIDE;
   virtual bool EnableInputMethod(
@@ -74,7 +75,7 @@ class MockInputMethodManager : public InputMethodManager {
 
   // Set values that will be provided to the InputMethodUtil.
   void set_application_locale(const std::string& value);
-  void set_hardware_keyboard_layout(const std::string& value);
+  void set_hardware_keyboard_layout(const std::vector<std::string>& value);
 
   // TODO(yusukes): Add more variables for counting the numbers of the API calls
   int add_observer_count_;