Remove dependency on NotificationService for cros a11y settings.

chrome/browser/chromeos/accessibility/magnification_manager_unittest.cc

Index: chrome/browser/chromeos/accessibility/magnification_manager_unittest.cc
diff --git a/chrome/browser/chromeos/accessibility/magnification_manager_unittest.cc b/chrome/browser/chromeos/accessibility/magnification_manager_unittest.cc
index 864af45231d9db2893d614aebb7d93e3f7d7da07..02f07e39890593396a94a21538d02b2a466e30c5 100644
--- a/chrome/browser/chromeos/accessibility/magnification_manager_unittest.cc
+++ b/chrome/browser/chromeos/accessibility/magnification_manager_unittest.cc
@@ -7,55 +7,13 @@
 #include "ash/magnifier/magnifier_constants.h"
 #include "ash/test/ash_test_base.h"
 #include "base/prefs/pref_service.h"
-#include "chrome/browser/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
-#include "content/public/browser/notification_service.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace chromeos {
 namespace {
 
-class MockMagnificationObserver : public content::NotificationObserver {
- public:
-  MockMagnificationObserver() : observed_(false),
-                                observed_enabled_(false),
-                                observed_type_(ash::kDefaultMagnifierType) {
-    registrar_.Add(
-        this,
-        chrome::NOTIFICATION_CROS_ACCESSIBILITY_TOGGLE_SCREEN_MAGNIFIER,
-        content::NotificationService::AllSources());
-  }
-
-  bool observed() const { return observed_; }
-  bool observed_enabled() const { return observed_enabled_; }
-  ash::MagnifierType observed_type() const { return observed_type_; }
-
-  void reset() { observed_ = false; }
-
- private:
-  // content::NotificationObserver implimentation:
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE {
-    switch (type) {
-      case chrome::NOTIFICATION_CROS_ACCESSIBILITY_TOGGLE_SCREEN_MAGNIFIER:
-        AccessibilityStatusEventDetails* accessibility_status =
-            content::Details<AccessibilityStatusEventDetails>(details).ptr();
-
-        observed_ = true;
-        observed_enabled_ = accessibility_status->enabled;
-        observed_type_ = accessibility_status->magnifier_type;
-    }
-  }
-
-  bool observed_;
-  bool observed_enabled_;
-  ash::MagnifierType observed_type_;
-
-  content::NotificationRegistrar registrar_;
-};
-
 void EnableMagnifier() {
   return MagnificationManager::Get()->SetMagnifierEnabled(true);
 }
@@ -98,27 +56,6 @@ class MagnificationManagerTest : public ash::test::AshTestBase {
   TestingProfile profile_;
 };
 
-TEST_F(MagnificationManagerTest, MagnificationObserver) {
-  MockMagnificationObserver observer;
-
-  EXPECT_FALSE(observer.observed());
-
-  // Set full screen magnifier, and confirm the observer is called.
-  EnableMagnifier();
-  SetMagnifierType(ash::MAGNIFIER_FULL);
-  EXPECT_TRUE(observer.observed());
-  EXPECT_TRUE(observer.observed_enabled());
-  EXPECT_EQ(observer.observed_type(), ash::MAGNIFIER_FULL);
-  EXPECT_EQ(GetMagnifierType(), ash::MAGNIFIER_FULL);
-  observer.reset();
-
-  // Set full screen magnifier again, and confirm the observer is not called.
-  SetMagnifierType(ash::MAGNIFIER_FULL);
-  EXPECT_FALSE(observer.observed());
-  EXPECT_EQ(GetMagnifierType(), ash::MAGNIFIER_FULL);
-  observer.reset();
-}
-
 TEST_F(MagnificationManagerTest, ChangeType) {
   // Set full screen magnifier, and confirm the status is set successfully.
   EnableMagnifier();