Delete "Experimental WebSocket" flag from chrome://flags.

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 1062 matching lines @@
     switches::kEnableADTSStreamParser,
     switches::kEnableBeginFrameScheduling,
     switches::kEnableBleedingEdgeRenderingFastPaths,
     switches::kEnableBrowserPluginForAllViewTypes,
     switches::kEnableCompositingForFixedPosition,
     switches::kEnableCompositingForTransition,
     switches::kEnableDeferredImageDecoding,
     switches::kEnableEncryptedMedia,
     switches::kEnableExperimentalCanvasFeatures,
     switches::kEnableExperimentalWebPlatformFeatures,
-    switches::kEnableExperimentalWebSocket,
     switches::kEnableFastTextAutosizing,
     switches::kEnableGPUClientLogging,
     switches::kEnableGpuClientTracing,
     switches::kEnableGPUServiceLogging,
     switches::kEnableHighDpiCompositingForFixedPosition,
     switches::kEnableHTMLImports,
     switches::kEnableLowResTiling,
     switches::kEnableInbandTextTracks,
     switches::kEnableLCDText,
     switches::kEnableLayerSquashing,
@@ skipping 1070 matching lines @@
 void RenderProcessHostImpl::SetWebUIHandle(
     int32 view_routing_id,
     mojo::ScopedMessagePipeHandle handle) {
   if (!render_process_host_mojo_)
     render_process_host_mojo_.reset(new RenderProcessHostMojoImpl(this));
   render_process_host_mojo_->SetWebUIHandle(view_routing_id, handle.Pass());
 }
 #endif
 
 }  // namespace content