Revert "Refactor sudden termination"

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 193a115738574b9590f42c6c7b2b470c29d7a1e5..be10cdabedb523475f8ceb2fa2712d21fb2cadc2 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -3620,23 +3620,6 @@ bool RenderFrameImpl::exitFullscreen() {
   return true;
 }
 
-void RenderFrameImpl::suddenTerminationDisablerChanged(
-    bool present,
-    blink::WebFrameClient::SuddenTerminationDisablerType type) {
-  switch (type) {
-    case blink::WebFrameClient::BeforeUnloadHandler:
-      Send(new FrameHostMsg_BeforeUnloadHandlersPresent(
-          routing_id_, present));
-      break;
-    case blink::WebFrameClient::UnloadHandler:
-      Send(new FrameHostMsg_UnloadHandlersPresent(
-          routing_id_, present));
-      break;
-    default:
-      NOTREACHED();
-  }
-}
-
 blink::WebPermissionClient* RenderFrameImpl::permissionClient() {
   if (!permission_client_)
     permission_client_.reset(new PermissionManager(GetServiceRegistry()));