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

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index a25fc594cd3861f74bc23bc863bab09ffe8255a5..1ed6860ed53e9450ab1b275d49c1fb19faa8e987 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -1934,6 +1934,13 @@ RenderFrameHostImpl::GetMojoImageDownloader() {
   return mojo_image_downloader_;
 }
 
+scoped_ptr<BluetoothChooser> RenderFrameHostImpl::RunBluetoothChooser(
+    BluetoothChooser::Observer* observer,
+    int chooser_id,
+    const GURL& origin) {
+  return delegate_->RunBluetoothChooser(observer, chooser_id, origin);
+}
+
 bool RenderFrameHostImpl::IsSameSiteInstance(
     RenderFrameHostImpl* other_render_frame_host) {
   // As a sanity check, make sure the frame belongs to the same BrowserContext.