Implement touch events for site-isolation.

content/browser/frame_host/render_widget_host_view_guest.cc

Index: content/browser/frame_host/render_widget_host_view_guest.cc
diff --git a/content/browser/frame_host/render_widget_host_view_guest.cc b/content/browser/frame_host/render_widget_host_view_guest.cc
index 220d3ab778a64231735f9ee9a2c0fcf63ee20d0f..66ef61369b3a1f3093b8604118eecaeeb5508bd3 100644
--- a/content/browser/frame_host/render_widget_host_view_guest.cc
+++ b/content/browser/frame_host/render_widget_host_view_guest.cc
@@ -52,8 +52,7 @@ RenderWidgetHostViewGuest::RenderWidgetHostViewGuest(
   host_->set_scale_input_to_viewport(false);
 }
 
-RenderWidgetHostViewGuest::~RenderWidgetHostViewGuest() {
-}
+RenderWidgetHostViewGuest::~RenderWidgetHostViewGuest() {}
 
 bool RenderWidgetHostViewGuest::OnMessageReceivedFromEmbedder(
     const IPC::Message& message,
@@ -154,24 +153,6 @@ void RenderWidgetHostViewGuest::ProcessTouchEvent(
   host_->ForwardTouchEventWithLatencyInfo(event, latency);
 }
 
-void RenderWidgetHostViewGuest::RegisterSurfaceNamespaceId() {
-  DCHECK(host_);
-  if (host_->delegate() && host_->delegate()->GetInputEventRouter()) {
-    RenderWidgetHostInputEventRouter* router =
-        host_->delegate()->GetInputEventRouter();
-    if (!router->is_registered(GetSurfaceIdNamespace()))
-      router->AddSurfaceIdNamespaceOwner(GetSurfaceIdNamespace(), this);
-  }
-}
-
-void RenderWidgetHostViewGuest::UnregisterSurfaceNamespaceId() {
-  DCHECK(host_);
-  if (host_->delegate() && host_->delegate()->GetInputEventRouter()) {
-    host_->delegate()->GetInputEventRouter()->RemoveSurfaceIdNamespaceOwner(
-        GetSurfaceIdNamespace());
-  }
-}
-
 gfx::Rect RenderWidgetHostViewGuest::GetViewBounds() const {
   if (!guest_)
     return gfx::Rect();