Clean up useless code in InputMethodManagerImpl.

chrome/browser/chromeos/input_method/input_method_manager_impl.cc

 // 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.
 
 #include "chrome/browser/chromeos/input_method/input_method_manager_impl.h"
 
 #include <algorithm>  // std::find
 
 #include "ash/ime/input_method_menu_item.h"
 #include "ash/ime/input_method_menu_manager.h"
@@ skipping 43 matching lines @@
 bool InputMethodManagerImpl::MigrateInputMethods(
     std::vector<std::string>* input_method_ids) {
   return util_.MigrateInputMethods(input_method_ids);
 }
 
 InputMethodManagerImpl::InputMethodManagerImpl(
     scoped_ptr<InputMethodDelegate> delegate)
     : delegate_(delegate.Pass()),
       state_(STATE_LOGIN_SCREEN),
       util_(delegate_.get()),
-      component_extension_ime_manager_(new ComponentExtensionIMEManager()),
-      weak_ptr_factory_(this) {
+      component_extension_ime_manager_(new ComponentExtensionIMEManager()) {
   if (base::SysInfo::IsRunningOnChromeOS())
     keyboard_.reset(ImeKeyboard::Create());
   else
     keyboard_.reset(new FakeImeKeyboard());
 }
 
 InputMethodManagerImpl::~InputMethodManagerImpl() {
   if (candidate_window_controller_.get())
     candidate_window_controller_->RemoveObserver(this);
 }
@@ skipping 707 matching lines @@
 ImeKeyboard* InputMethodManagerImpl::GetImeKeyboard() {
   return keyboard_.get();
 }
 
 InputMethodUtil* InputMethodManagerImpl::GetInputMethodUtil() {
   return &util_;
 }
 
 ComponentExtensionIMEManager*
     InputMethodManagerImpl::GetComponentExtensionIMEManager() {
-  DCHECK(thread_checker_.CalledOnValidThread());
   return component_extension_ime_manager_.get();
 }
 
 void InputMethodManagerImpl::InitializeComponentExtension() {
   scoped_ptr<ComponentExtensionIMEManagerDelegate> delegate(
       new ComponentExtensionIMEManagerImpl());
   component_extension_ime_manager_->Initialize(delegate.Pass());
 
   util_.ResetInputMethods(
       component_extension_ime_manager_->GetAllIMEAsInputMethodDescriptor());
@@ skipping 87 matching lines @@
   if (candidate_window_controller_.get())
     return;
 
   candidate_window_controller_.reset(
       CandidateWindowController::CreateCandidateWindowController());
   candidate_window_controller_->AddObserver(this);
 }
 
 }  // namespace input_method
 }  // namespace chromeos