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

content/browser/web_contents/web_contents_impl.h

Index: content/browser/web_contents/web_contents_impl.h
diff --git a/content/browser/web_contents/web_contents_impl.h b/content/browser/web_contents/web_contents_impl.h
index 95eb49a0d0f4e24d12ad23a0eecd02a24dd5f28c..6da842461ba5355c8656ea7e0e3c5e745ca1c075 100644
--- a/content/browser/web_contents/web_contents_impl.h
+++ b/content/browser/web_contents/web_contents_impl.h
@@ -28,6 +28,7 @@
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/common/accessibility_mode_enums.h"
 #include "content/common/content_export.h"
+#include "content/public/browser/bluetooth_chooser.h"
 #include "content/public/browser/color_chooser.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
@@ -472,6 +473,10 @@ class CONTENT_EXPORT WebContentsImpl
   void LostCapture() override;
   void RunFileChooser(RenderViewHost* render_view_host,
                       const FileChooserParams& params) override;
+  scoped_ptr<BluetoothChooser> RunBluetoothChooser(
+      BluetoothChooser::Observer* observer,
+      int chooser_id,
+      const GURL& origin) override;
   bool IsFullscreenForCurrentTab() const override;
   blink::WebDisplayMode GetDisplayMode() const override;
   void UpdatePreferredSize(const gfx::Size& pref_size) override;