mash: Add SystemTrayClient interface, use to show date settings

chrome/browser/chromeos/chrome_interface_factory.cc

Index: chrome/browser/chromeos/chrome_interface_factory.cc
diff --git a/chrome/browser/chromeos/chrome_interface_factory.cc b/chrome/browser/chromeos/chrome_interface_factory.cc
index bd79722c180f15c1f417c1d71814e63a2c5ddf46..6411e47cb5fb7572039e095ef5924b46ec6c0db4 100644
--- a/chrome/browser/chromeos/chrome_interface_factory.cc
+++ b/chrome/browser/chromeos/chrome_interface_factory.cc
@@ -16,6 +16,7 @@
 #include "chrome/browser/ui/ash/app_list/app_list_presenter_service.h"
 #include "chrome/browser/ui/ash/chrome_wallpaper_manager.h"
 #include "chrome/browser/ui/ash/keyboard_ui_service.h"
+#include "chrome/browser/ui/ash/system_tray_client.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "content/public/common/mojo_shell_connection.h"
@@ -113,6 +114,11 @@ class FactoryImpl {
     launchable_->ProcessRequest(std::move(request));
   }
 
+  void BindRequest(ash::mojom::SystemTrayClientRequest request) {
+    system_tray_client_bindings_.AddBinding(SystemTrayClient::Get(),
+                                            std::move(request));
+  }
+
   void BindRequest(ash::mojom::WallpaperManagerRequest request) {
     if (!wallpaper_manager_)
       wallpaper_manager_.reset(new ChromeWallpaperManager);
@@ -131,6 +137,7 @@ class FactoryImpl {
   std::unique_ptr<KeyboardUIService> keyboard_ui_service_;
   mojo::BindingSet<keyboard::mojom::Keyboard> keyboard_bindings_;
   std::unique_ptr<ChromeLaunchable> launchable_;
+  mojo::BindingSet<ash::mojom::SystemTrayClient> system_tray_client_bindings_;
   std::unique_ptr<ChromeWallpaperManager> wallpaper_manager_;
   std::unique_ptr<AppListPresenterService> app_list_presenter_service_;
   mojo::BindingSet<app_list::mojom::AppListPresenter>
@@ -156,6 +163,8 @@ bool ChromeInterfaceFactory::OnConnect(const shell::Identity& remote_identity,
                                                      main_thread_task_runner_);
   FactoryImpl::AddFactory<mash::mojom::Launchable>(registry,
                                                    main_thread_task_runner_);
+  FactoryImpl::AddFactory<ash::mojom::SystemTrayClient>(
+      registry, main_thread_task_runner_);
   FactoryImpl::AddFactory<ash::mojom::WallpaperManager>(
       registry, main_thread_task_runner_);
   FactoryImpl::AddFactory<app_list::mojom::AppListPresenter>(