Smart Lock: Remove EasyUnlock app monitoring.

The app doesn't change state anymore so there is nothing to monitor.

R=hansberry@chromium.org

Bug: 899324
Test: none
Change-Id: I7daa43cb9137e37b3f38cece458d7aa921239f46
Reviewed-on: https://chromium-review.googlesource.com/c/1315351Reviewed-by: Reilly Grant <reillyg@chromium.org>
Reviewed-by: Ryan Hansberry <hansberry@chromium.org>
Commit-Queue: James Hawkins <jhawkins@chromium.org>
Cr-Commit-Position: refs/heads/master@{#605019}

chrome/browser/chromeos/login/easy_unlock/easy_unlock_service.cc

@@ -82,20 +82,14 @@ EasyUnlockService* EasyUnlockService::GetForUser(
 }
 
 class EasyUnlockService::BluetoothDetector
-    : public device::BluetoothAdapter::Observer,
-      public apps::AppLifetimeMonitor::Observer {
+    : public device::BluetoothAdapter::Observer {
  public:
   explicit BluetoothDetector(EasyUnlockService* service)
-      : service_(service), weak_ptr_factory_(this) {
-    apps::AppLifetimeMonitorFactory::GetForBrowserContext(service_->profile())
-        ->AddObserver(this);
-  }
+      : service_(service), weak_ptr_factory_(this) {}
 
   ~BluetoothDetector() override {
     if (adapter_.get())
       adapter_->RemoveObserver(this);
-    apps::AppLifetimeMonitorFactory::GetForBrowserContext(service_->profile())
-        ->RemoveObserver(this);
   }
 
   void Initialize() {
@@ -128,21 +122,6 @@ class EasyUnlockService::BluetoothDetector
       TurnOffBluetoothDiscoverability();
   }
 
-  // apps::AppLifetimeMonitor::Observer:
-  void OnAppDeactivated(content::BrowserContext* context,
-                        const std::string& app_id) override {
-    // TODO(tengs): Refactor the lifetime management to EasyUnlockAppManager.
-    if (app_id == extension_misc::kEasyUnlockAppId)
-      TurnOffBluetoothDiscoverability();
-  }
-
-  void OnAppStop(content::BrowserContext* context,
-                 const std::string& app_id) override {
-    // TODO(tengs): Refactor the lifetime management to EasyUnlockAppManager.
-    if (app_id == extension_misc::kEasyUnlockAppId)
-      TurnOffBluetoothDiscoverability();
-  }
-
   void TurnOffBluetoothDiscoverability() {
     if (adapter_) {
       adapter_->SetDiscoverable(false, base::DoNothing(), base::DoNothing());

chrome/common/extensions/extension_constants.cc

@@ -25,7 +25,6 @@ const char kCloudPrintAppId[] = "mfehgcgbbipciphmccgaenjidiccnmng";
 const char kDataSaverExtensionId[] = "pfmgfdlgomnbgkofeojodiodmgpgmkac";
 const char kDriveExtensionId[] = "ghbmnnjooekpmoecnnnilnnbdlolhkhi";
 const char kDriveHostedAppId[] = "apdfllckaahabafndbhieahigkjlhalf";
-const char kEasyUnlockAppId[] = "mkaemigholebcgchlkbankmihknojeak";
 const char kEnterpriseWebStoreAppId[] = "afchcafgojfnemjkcbhfekplkmjaldaa";
 const char kGmailAppId[] = "pjkljhegncpnkpknbcohdijeoejaedia";
 const char kGoogleDocAppId[] = "aohghmighlieiainnegkcijnfilokake";

chrome/common/extensions/extension_constants.h

@@ -48,9 +48,6 @@ extern const char kDriveExtensionId[];
 // The extension id of the Drive hosted app.
 extern const char kDriveHostedAppId[];
 
-// The extension id of the Easy Unlock component application.
-extern const char kEasyUnlockAppId[];
-
 // The extension id of the Enterprise Web Store component application.
 extern const char kEnterpriseWebStoreAppId[];