bluetooth: Move requestDevice to mojo

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index d1e89938eed79cf680da24c78b0fc7131881b373..9026ea0b35a1abab3a460983282f85e692715abb 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -4342,13 +4342,9 @@ void RenderFrameImpl::unregisterProtocolHandler(const WebString& scheme,
 }
 
 blink::WebBluetooth* RenderFrameImpl::bluetooth() {
-  // ChildThreadImpl::current() is null in some tests.
-  if (!bluetooth_ && ChildThreadImpl::current()) {
-    bluetooth_.reset(new WebBluetoothImpl(
-        GetServiceRegistry(), ChildThreadImpl::current()->thread_safe_sender(),
-        routing_id_));
+  if (!bluetooth_.get()) {
+    bluetooth_.reset(new WebBluetoothImpl(GetServiceRegistry()));
   }
-
   return bluetooth_.get();
 }