mash: Change CastConfigDelegate to a mojoified CastConfigClient.

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 d6824f6fa48198e58ad61f820bdd0af1bd34375e..a9cdab7403ff892fd4e59d8ca89f5d6da60d67ef 100644
--- a/chrome/browser/chromeos/chrome_interface_factory.cc
+++ b/chrome/browser/chromeos/chrome_interface_factory.cc
@@ -20,6 +20,7 @@
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/ash/app_list/app_list_presenter_service.h"
 #include "chrome/browser/ui/ash/ash_util.h"
+#include "chrome/browser/ui/ash/cast_config_client_media_router.h"
 #include "chrome/browser/ui/ash/chrome_new_window_client.h"
 #include "chrome/browser/ui/ash/keyboard_ui_service.h"
 #include "chrome/browser/ui/ash/volume_controller_chromeos.h"
@@ -104,6 +105,13 @@ class FactoryImpl {
     Get()->BindRequest(std::move(request));
   }
 
+  void BindRequest(ash::mojom::CastConfigClientRequest request) {
+    if (!cast_config_client_)
+      cast_config_client_ = base::MakeUnique<CastConfigClientMediaRouter>();
+    cast_config_client_bindings_.AddBinding(cast_config_client_.get(),
+                                            std::move(request));
+  }
+
   void BindRequest(keyboard::mojom::KeyboardRequest request) {
     if (!keyboard_ui_service_)
       keyboard_ui_service_ = base::MakeUnique<KeyboardUIService>();
@@ -146,6 +154,8 @@ class FactoryImpl {
   std::unique_ptr<KeyboardUIService> keyboard_ui_service_;
   mojo::BindingSet<keyboard::mojom::Keyboard> keyboard_bindings_;
   std::unique_ptr<ChromeLaunchable> launchable_;
+  std::unique_ptr<CastConfigClientMediaRouter> cast_config_client_;
+  mojo::BindingSet<ash::mojom::CastConfigClient> cast_config_client_bindings_;
   std::unique_ptr<ChromeNewWindowClient> new_window_client_;
   mojo::BindingSet<ash::mojom::NewWindowClient> new_window_client_bindings_;
   std::unique_ptr<VolumeController> volume_controller_;
@@ -177,6 +187,8 @@ bool ChromeInterfaceFactory::OnConnect(
                                                      main_thread_task_runner_);
   FactoryImpl::AddFactory<mash::mojom::Launchable>(registry,
                                                    main_thread_task_runner_);
+  FactoryImpl::AddFactory<ash::mojom::CastConfigClient>(
+      registry, main_thread_task_runner_);
   FactoryImpl::AddFactory<ash::mojom::NewWindowClient>(
       registry, main_thread_task_runner_);
   FactoryImpl::AddFactory<ash::mojom::VolumeController>(