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

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index fb770cadf800803b5bb9322bcb654953937b5504..df52b218aab24721c82b514befc8ac9ff38d8245 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -692,6 +692,15 @@ void WebContentsImpl::RunFileChooser(
     delegate_->RunFileChooser(this, params);
 }
 
+scoped_ptr<BluetoothChooser> WebContentsImpl::RunBluetoothChooser(
+    BluetoothChooser::Observer* observer,
+    int chooser_id,
+    const GURL& origin) {
+  if (delegate_)
+    return delegate_->RunBluetoothChooser(this, observer, chooser_id, origin);
+  return nullptr;
+}
+
 NavigationControllerImpl& WebContentsImpl::GetController() {
   return controller_;
 }