Make almost all public functions in XKeyboard pure virtual

chrome/browser/chromeos/input_method/input_method_manager.cc

Index: chrome/browser/chromeos/input_method/input_method_manager.cc
diff --git a/chrome/browser/chromeos/input_method/input_method_manager.cc b/chrome/browser/chromeos/input_method/input_method_manager.cc
index a54d195bcc68fc14ae0d871ee8951c2e0c767296..36a1d078ac7e0bc1abcfccfa1bb8e2f6ed642691 100644
--- a/chrome/browser/chromeos/input_method/input_method_manager.cc
+++ b/chrome/browser/chromeos/input_method/input_method_manager.cc
@@ -147,7 +147,7 @@ class InputMethodManagerImpl
         shutting_down_(false),
         ibus_daemon_process_handle_(base::kNullProcessHandle),
         util_(ibus_controller_->GetSupportedInputMethods()),
-        xkeyboard_(util_) {
+        xkeyboard_(XKeyboard::Create(util_)) {
     // Observe APP_TERMINATING to stop input method daemon gracefully.
     // We should not use APP_EXITING here since logout might be canceled by
     // JavaScript after APP_EXITING is sent (crosbug.com/11055).
@@ -522,7 +522,7 @@ class InputMethodManagerImpl
   }
 
   virtual XKeyboard* GetXKeyboard() {
-    return &xkeyboard_;
+    return xkeyboard_.get();
   }
 
   virtual HotkeyManager* GetHotkeyManager() {
@@ -950,7 +950,7 @@ class InputMethodManagerImpl
       current_input_method_ = new_input_method;
 
       // Change the keyboard layout to a preferred layout for the input method.
-      if (!xkeyboard_.SetCurrentKeyboardLayoutByName(
+      if (!xkeyboard_->SetCurrentKeyboardLayoutByName(
               current_input_method_.keyboard_layout())) {
         LOG(ERROR) << "Failed to change keyboard layout to "
                    << current_input_method_.keyboard_layout();
@@ -1415,7 +1415,7 @@ class InputMethodManagerImpl
 
   // An object for switching XKB layouts and keyboard status like caps lock and
   // auto-repeat interval.
-  XKeyboard xkeyboard_;
+  scoped_ptr<XKeyboard> xkeyboard_;
 
   // An object which detects Control+space and Shift+Alt key presses.
   HotkeyManager hotkey_manager_;