Implement bluetooth chooser for Chrome Apps on Mac

extensions/browser/app_window/app_window.cc

Index: extensions/browser/app_window/app_window.cc
diff --git a/extensions/browser/app_window/app_window.cc b/extensions/browser/app_window/app_window.cc
index 491332212f3c2810cb5af51245e3395684e8e0fe..19f9a9b1bf86cfcc885af54766e4b20d153b9b0c 100644
--- a/extensions/browser/app_window/app_window.cc
+++ b/extensions/browser/app_window/app_window.cc
@@ -13,6 +13,7 @@
 
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
+#include "base/memory/ptr_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/task_runner.h"
@@ -443,6 +444,13 @@ bool AppWindow::PreHandleGestureEvent(WebContents* source,
   return AppWebContentsHelper::ShouldSuppressGestureEvent(event);
 }
 
+std::unique_ptr<content::BluetoothChooser> AppWindow::RunBluetoothChooser(
+    content::RenderFrameHost* frame,
+    const content::BluetoothChooser::EventHandler& event_handler) {
+  return ExtensionsBrowserClient::Get()->CreateBluetoothChooser(frame,
+                                                                event_handler);
+}
+
 void AppWindow::RenderViewCreated(content::RenderViewHost* render_view_host) {
   app_delegate_->RenderViewCreated(render_view_host);
 }