Move Mus into chrome's process when running with --mus.

chrome/browser/chrome_content_browser_client.h

Index: chrome/browser/chrome_content_browser_client.h
diff --git a/chrome/browser/chrome_content_browser_client.h b/chrome/browser/chrome_content_browser_client.h
index a91a3b0a81e72c26bd6496c8083e366c48a6d3ed..5c729d5741474fa28795509ef190dfa68e95858b 100644
--- a/chrome/browser/chrome_content_browser_client.h
+++ b/chrome/browser/chrome_content_browser_client.h
@@ -53,6 +53,12 @@ namespace version_info {
 enum class Channel;
 }
 
+#if defined(OS_CHROMEOS)
+namespace ui {
+class ImageCursors;
+}
+#endif  // defined(OS_CHROMEOS)
+
 namespace url {
 class Origin;
 }
@@ -397,6 +403,11 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
       service_manager::BinderRegistryWithParams<content::RenderFrameHost*>>
       frame_interfaces_parameterized_;
 
+#if defined(OS_CHROMEOS)
+  // Created for the UI Service.
+  std::unique_ptr<ui::ImageCursors> image_cursors_;
+#endif  // defined(OS_CHROMEOS)
+
   base::WeakPtrFactory<ChromeContentBrowserClient> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeContentBrowserClient);