Add a path for content/ to open and control a Bluetooth chooser dialog.

content/browser/frame_host/render_frame_host_delegate.h

Index: content/browser/frame_host/render_frame_host_delegate.h
diff --git a/content/browser/frame_host/render_frame_host_delegate.h b/content/browser/frame_host/render_frame_host_delegate.h
index e4fa4fa56bdc17afab8f6ceb65c272ebd8ae53bc..20f327983b35327ad5d47136033e18190336d84a 100644
--- a/content/browser/frame_host/render_frame_host_delegate.h
+++ b/content/browser/frame_host/render_frame_host_delegate.h
@@ -11,6 +11,7 @@
 #include "base/i18n/rtl.h"
 #include "content/common/content_export.h"
 #include "content/common/frame_message_enums.h"
+#include "content/public/browser/bluetooth_chooser.h"
 #include "content/public/browser/site_instance.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/media_stream_request.h"
@@ -136,6 +137,12 @@ class CONTENT_EXPORT RenderFrameHostDelegate {
   // Gets the GeolocationServiceContext associated with this delegate.
   virtual GeolocationServiceContext* GetGeolocationServiceContext();
 
+  // The render frame has asked to show the bluetooth.requestDevice() chooser.
+  virtual scoped_ptr<BluetoothChooser> RunBluetoothChooser(
+      BluetoothChooser::Observer* observer,
+      int chooser_id,
+      const GURL& origin);
+
   // Notification that the frame wants to go into fullscreen mode.
   // |origin| represents the origin of the frame that requests fullscreen.
   virtual void EnterFullscreenMode(const GURL& origin) {}