Fixes gn-check errors with enable_plugins=false.

content/shell/renderer/layout_test/layout_test_content_renderer_client.cc

 // Copyright (c) 2014 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/shell/renderer/layout_test/layout_test_content_renderer_client.h"
 
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/debug/debugger.h"
 #include "base/memory/ptr_util.h"
@@ skipping 14 matching lines @@
 #include "content/shell/renderer/layout_test/blink_test_helpers.h"
 #include "content/shell/renderer/layout_test/blink_test_runner.h"
 #include "content/shell/renderer/layout_test/interface_registry_js_wrapper.h"
 #include "content/shell/renderer/layout_test/layout_test_render_frame_observer.h"
 #include "content/shell/renderer/layout_test/layout_test_render_thread_observer.h"
 #include "content/shell/renderer/layout_test/test_media_stream_renderer_factory.h"
 #include "content/shell/renderer/shell_render_view_observer.h"
 #include "content/test/mock_webclipboard_impl.h"
 #include "gin/modules/module_registry.h"
 #include "media/media_features.h"
-#include "ppapi/shared_impl/ppapi_switches.h"
 #include "third_party/WebKit/public/platform/WebMediaStreamCenter.h"
 #include "third_party/WebKit/public/web/WebFrameWidget.h"
 #include "third_party/WebKit/public/web/WebKit.h"
 #include "third_party/WebKit/public/web/WebPluginParams.h"
 #include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
 #include "third_party/WebKit/public/web/WebTestingSupport.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "ui/gfx/icc_profile.h"
 #include "v8/include/v8.h"
 
@@ skipping 235 matching lines @@
           switches::kStableReleaseMode)) {
     blink::WebRuntimeFeatures::enableTestOnlyFeatures(true);
   }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableFontAntialiasing)) {
     blink::setFontAntialiasingEnabledForTest(true);
   }
 }
 
 }  // namespace content