chrome/browser/chromeos/input_method/ refactoring [part 3 of 6].

Add a mock implementation of the chromeos::input_method::CandidateWindowController interface. This is for http://codereview.chromium.org/9999018/.

BUG=chromium-os:19655
TEST=try

Review URL: https://chromiumcodereview.appspot.com/10034009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@131973 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/chromeos/input_method/mock_candidate_window.cc b/chrome/browser/chromeos/input_method/mock_candidate_window.cc
new file mode 100644
index 0000000..96e5e30d
--- /dev/null
+++ b/chrome/browser/chromeos/input_method/mock_candidate_window.cc
@@ -0,0 +1,47 @@
+// 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/mock_candidate_window.h"
+
+namespace chromeos {
+namespace input_method {
+
+MockCandidateWindowController::MockCandidateWindowController()
+    : init_count_(0),
+      add_observer_count_(0),
+      remove_observer_count_(0) {
+}
+
+MockCandidateWindowController::~MockCandidateWindowController() {
+}
+
+bool MockCandidateWindowController::Init() {
+  ++init_count_;
+  return true;
+}
+
+void MockCandidateWindowController::AddObserver(
+    CandidateWindowController::Observer* observer) {
+  ++add_observer_count_;
+  observers_.AddObserver(observer);
+}
+
+void MockCandidateWindowController::RemoveObserver(
+    CandidateWindowController::Observer* observer) {
+  ++remove_observer_count_;
+  observers_.RemoveObserver(observer);
+}
+
+void MockCandidateWindowController::NotifyCandidateWindowOpened() {
+  FOR_EACH_OBSERVER(CandidateWindowController::Observer, observers_,
+                    CandidateWindowOpened());
+}
+
+void MockCandidateWindowController::NotifyCandidateWindowClosed() {
+  FOR_EACH_OBSERVER(CandidateWindowController::Observer, observers_,
+                    CandidateWindowClosed());
+}
+
+}  // namespace input_method
+}  // namespace chromeos
diff --git a/chrome/browser/chromeos/input_method/mock_candidate_window.h b/chrome/browser/chromeos/input_method/mock_candidate_window.h
new file mode 100644
index 0000000..754ad92
--- /dev/null
+++ b/chrome/browser/chromeos/input_method/mock_candidate_window.h
@@ -0,0 +1,44 @@
+// 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_MOCK_CANDIDATE_WINDOW_H_
+#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_H_
+#pragma once
+
+#include "base/basictypes.h"
+#include "base/observer_list.h"
+#include "chrome/browser/chromeos/input_method/candidate_window.h"
+
+namespace chromeos {
+namespace input_method {
+
+// The mock CandidateWindowController implementation for testing.
+class MockCandidateWindowController : public CandidateWindowController {
+ public:
+  MockCandidateWindowController();
+  virtual ~MockCandidateWindowController();
+
+  // CandidateWindowController overrides:
+  virtual bool Init() OVERRIDE;
+  virtual void AddObserver(Observer* observer) OVERRIDE;
+  virtual void RemoveObserver(Observer* observer) OVERRIDE;
+
+  // Notifies observers.
+  void NotifyCandidateWindowOpened();
+  void NotifyCandidateWindowClosed();
+
+  int init_count_;
+  int add_observer_count_;
+  int remove_observer_count_;
+
+ private:
+  ObserverList<CandidateWindowController::Observer> observers_;
+
+  DISALLOW_COPY_AND_ASSIGN(MockCandidateWindowController);
+};
+
+}  // namespace input_method
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_H_
diff --git a/chrome/chrome_tests.gypi b/chrome/chrome_tests.gypi
index 655deb6e..24f86606 100644
--- a/chrome/chrome_tests.gypi
+++ b/chrome/chrome_tests.gypi
@@ -95,6 +95,8 @@
         'browser/chromeos/cros/mock_network_library.h',
         'browser/chromeos/cryptohome/mock_async_method_caller.cc',
         'browser/chromeos/cryptohome/mock_async_method_caller.h',
+        'browser/chromeos/input_method/mock_candidate_window.cc',
+        'browser/chromeos/input_method/mock_candidate_window.h',
         'browser/chromeos/input_method/mock_xkeyboard.cc',
         'browser/chromeos/input_method/mock_xkeyboard.h',
         'browser/chromeos/login/mock_login_status_consumer.cc',