Removed un-used commandline switches.

content/browser/renderer_host/render_view_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.
 
 #include "content/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 367 matching lines @@
   prefs.flash_3d_enabled =
       GpuProcessHost::gpu_enabled() &&
       !command_line.HasSwitch(switches::kDisableFlash3d);
   prefs.flash_stage3d_enabled =
       GpuProcessHost::gpu_enabled() &&
       !command_line.HasSwitch(switches::kDisableFlashStage3d);
   prefs.flash_stage3d_baseline_enabled =
       GpuProcessHost::gpu_enabled() &&
       !command_line.HasSwitch(switches::kDisableFlashStage3d);
 
-  prefs.gl_multisampling_enabled =
-      !command_line.HasSwitch(switches::kDisableGLMultisampling);

[Zhenyao Mo, 2014/06/09 20:39:39]

This is handled in
GpuDataManagerImpl::GetInstance()->UpdateRendererWebPrefs(&prefs);

   prefs.site_specific_quirks_enabled =
       !command_line.HasSwitch(switches::kDisableSiteSpecificQuirks);
   prefs.allow_file_access_from_file_urls =
       command_line.HasSwitch(switches::kAllowFileAccessFromFiles);
 
   prefs.layer_squashing_enabled = true;
   if (command_line.HasSwitch(switches::kEnableLayerSquashing))
       prefs.layer_squashing_enabled = true;
   if (command_line.HasSwitch(switches::kDisableLayerSquashing))
       prefs.layer_squashing_enabled = false;
@@ skipping 1271 matching lines @@
   FrameTree* frame_tree = delegate_->GetFrameTree();
 
   frame_tree->ResetForMainFrameSwap();
 }
 
 void RenderViewHostImpl::SelectWordAroundCaret() {
   Send(new ViewMsg_SelectWordAroundCaret(GetRoutingID()));
 }
 
 }  // namespace content