Add an about:flag to enable client-side LoFi

chrome/browser/flag_descriptions.h

 // Copyright 2017 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.
 
 #ifndef CHROME_BROWSER_FLAG_DESCRIPTIONS_H_
 #define CHROME_BROWSER_FLAG_DESCRIPTIONS_H_
 
 // Includes needed for macros allowing conditional compilation of some strings.
 #include "build/build_config.h"
 #include "build/buildflag.h"
@@ skipping 1342 matching lines @@
 // Describes an about:flags experiment to enable the site breakdown on the Data
 // Saver settings page.
 extern const char kEnableDataReductionProxySiteBreakdownDescription[];
 
 // An about:flags experiment title to enable offline page previews.
 extern const char kEnableOfflinePreviewsName[];
 
 // Describes an about:flags experiment to enable offline page previews.
 extern const char kEnableOfflinePreviewsDescription[];
 
+// An about:flags experiment title to enable client-side Lo-Fi previews.
+extern const char kEnableClientLoFiName[];
+
+// Describes an about:flags experiment to enable client-side Lo-Fi previews.
+extern const char kEnableClientLoFiDescription[];
+
 #endif  // defined(OS_ANDROID)
 
 // Name of about:flags option for LCD text.
 extern const char kLcdTextName[];
 
 // Description of about:flags option for LCD text.
 extern const char kLcdTextDescription[];
 
 // Name of about:flags option for distance field text.
 extern const char kDistanceFieldTextName[];
@@ skipping 2030 matching lines @@
 // a hard-reload.
 extern const char kLocationHardReloadDescription[];
 
 // Name and description for the capture-thumbnail-on-load-finished flag.
 extern const char kCaptureThumbnailOnLoadFinishedName[];
 extern const char kCaptureThumbnailOnLoadFinishedDescription[];
 
 }  // namespace flag_descriptions
 
 #endif  // CHROME_BROWSER_FLAG_DESCRIPTIONS_H_