Revert "Port WebSockets to Mojo IPC"

content/renderer/renderer_blink_platform_impl.cc

Index: content/renderer/renderer_blink_platform_impl.cc
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index 2d9ff858b9d0449d59654e358b48c69be26599b7..96188e3e2515b9255dc5d535e71e26a187da93fb 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -74,7 +74,6 @@
 #include "content/renderer/webclipboard_impl.h"
 #include "content/renderer/webgraphicscontext3d_provider_impl.h"
 #include "content/renderer/webpublicsuffixlist_impl.h"
-#include "content/renderer/websockethandle_impl.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/config/gpu_info.h"
 #include "gpu/ipc/client/gpu_channel_host.h"
@@ -399,10 +398,6 @@ void RendererBlinkPlatformImpl::createMessageChannel(
       default_task_runner_, channel1, channel2);
 }
 
-blink::WebSocketHandle* RendererBlinkPlatformImpl::createWebSocketHandle() {
-  return new WebSocketHandleImpl(loading_task_runner_);
-}
-
 blink::WebPrescientNetworking*
 RendererBlinkPlatformImpl::prescientNetworking() {
   return GetContentClient()->renderer()->GetPrescientNetworking();