bluetooth: Add a WebBluetooth command line flag.

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 66dfa9c9266c671eb288f7e72689772ed8297a5e..5245ebebacb752ba534dab46f5654a293d44c056 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -931,8 +931,7 @@ void RenderProcessHostImpl::CreateMessageFilters() {
   AddFilter(new NavigatorConnectDispatcherHost(
       storage_partition_impl_->GetNavigatorConnectContext(),
       message_port_message_filter_.get()));
-  if (browser_command_line.HasSwitch(
-          switches::kEnableExperimentalWebPlatformFeatures)) {
+  if (browser_command_line.HasSwitch(switches::kEnableWebBluetooth)) {
     bluetooth_dispatcher_host_ = new BluetoothDispatcherHost();
     AddFilter(bluetooth_dispatcher_host_.get());
   }
@@ -1281,6 +1280,7 @@ void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
     switches::kEnableViewport,
     switches::kEnableViewportMeta,
     switches::kEnableVtune,
+    switches::kEnableWebBluetooth,
     switches::kEnableWebGLDraftExtensions,
     switches::kEnableWebGLImageChromium,
     switches::kExplicitlyAllowedPorts,