Revert of bluetooth: Move testing IPC from BluetoothDispatcher to BlinkTestRunner

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 281284a77e8eb17733ff8a50bd514df274c77b7e..14006ce388f2c59fd6e83ec6256919e5f01b3bba 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -933,8 +933,7 @@
       message_port_message_filter_.get()));
   if (browser_command_line.HasSwitch(
           switches::kEnableExperimentalWebPlatformFeatures)) {
-    bluetooth_dispatcher_host_ = new BluetoothDispatcherHost();
-    AddFilter(bluetooth_dispatcher_host_.get());
+    AddFilter(new BluetoothDispatcherHost());
   }
 }
 
@@ -2465,8 +2464,4 @@
   audio_renderer_host()->GetOutputControllers(callback);
 }
 
-BluetoothDispatcherHost* RenderProcessHostImpl::GetBluetoothDispatcherHost() {
-  return bluetooth_dispatcher_host_.get();
-}
-
 }  // namespace content