Adding mojo calls for easy unlock service

ash/login/lock_screen_controller.cc

Index: ash/login/lock_screen_controller.cc
diff --git a/ash/login/lock_screen_controller.cc b/ash/login/lock_screen_controller.cc
index 5ff835e034049bb50717f77809a1f13da4591d08..8b99e6fd7acf0d3f385745d9db2b6a8723ecf888 100644
--- a/ash/login/lock_screen_controller.cc
+++ b/ash/login/lock_screen_controller.cc
@@ -17,6 +17,42 @@ void LockScreenController::BindRequest(mojom::LockScreenRequest request) {
   bindings_.AddBinding(this, std::move(request));
 }
 
+void LockScreenController::SetClient(mojom::LockScreenClientPtr client) {
+  lock_screen_client_ = std::move(client);
+}
+
+void LockScreenController::ShowErrorMessage(int32_t login_attempts,
+                                            const std::string& error_text,
+                                            const std::string& help_link_text,
+                                            int32_t help_topic_id) {
+  NOTIMPLEMENTED();
+}
+
+void LockScreenController::ClearErrors() {
+  NOTIMPLEMENTED();
+}
+
+void LockScreenController::ShowUserPodCustomIcon(
+    const AccountId& account_id,
+    mojom::UserPodCustomIconOptionsPtr icon) {
+  NOTIMPLEMENTED();
+}
+
+void LockScreenController::HideUserPodCustomIcon(const AccountId& account_id) {
+  NOTIMPLEMENTED();
+}
+
+void LockScreenController::SetAuthType(const AccountId& account_id,
+                                       mojom::AuthType auth_type,
+                                       const base::string16& initial_value) {
+  NOTIMPLEMENTED();
+}
+
+void LockScreenController::LoadUsers(std::unique_ptr<base::ListValue> users,
+                                     bool show_guest) {
+  NOTIMPLEMENTED();
+}
+
 void LockScreenController::AuthenticateUser(const AccountId& account_id,
                                             const std::string& password,
                                             bool authenticated_by_pin) {
@@ -28,19 +64,22 @@ void LockScreenController::AuthenticateUser(const AccountId& account_id,
       account_id, password, authenticated_by_pin));
 }
 
-void LockScreenController::SetClient(mojom::LockScreenClientPtr client) {
-  lock_screen_client_ = std::move(client);
+void LockScreenController::AttemptUnlock(const AccountId& account_id) {
+  if (!lock_screen_client_)
+    return;
+  lock_screen_client_->AttemptUnlock(account_id);
 }
 
-void LockScreenController::ShowErrorMessage(int32_t login_attempts,
-                                            const std::string& error_text,
-                                            const std::string& help_link_text,
-                                            int32_t help_topic_id) {
-  NOTIMPLEMENTED();
+void LockScreenController::HardlockPod(const AccountId& account_id) {
+  if (!lock_screen_client_)
+    return;
+  lock_screen_client_->HardlockPod(account_id);
 }
 
-void LockScreenController::ClearErrors() {
-  NOTIMPLEMENTED();
+void LockScreenController::RecordClickOnLockIcon(const AccountId& account_id) {
+  if (!lock_screen_client_)
+    return;
+  lock_screen_client_->RecordClickOnLockIcon(account_id);
 }
 
 void LockScreenController::DoAuthenticateUser(const AccountId& account_id,