[Android] Add progress bar linear animation option.

chrome/browser/about_flags.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 "chrome/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 534 matching lines @@
   { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED, switches::kV8CacheOptions, "none" },
   { IDS_FLAGS_V8_CACHE_OPTIONS_PARSE, switches::kV8CacheOptions, "parse" },
   { IDS_FLAGS_V8_CACHE_OPTIONS_CODE, switches::kV8CacheOptions, "code" },
 };
 
 #if defined(OS_ANDROID)
 const Experiment::Choice kProgressBarAnimationChoices[] = {
   { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
   { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED,
       switches::kProgressBarAnimation, "disabled" },
+  { IDS_FLAGS_PROGRESS_BAR_ANIMATION_LINEAR,
+        switches::kProgressBarAnimation, "linear" },
   { IDS_FLAGS_PROGRESS_BAR_ANIMATION_SMOOTH,
       switches::kProgressBarAnimation, "smooth" },
   { IDS_FLAGS_PROGRESS_BAR_ANIMATION_FAST_START,
       switches::kProgressBarAnimation, "fast-start" },
 };
 #endif  // defined(OS_ANDROID)
 
 // RECORDING USER METRICS FOR FLAGS:
 // -----------------------------------------------------------------------------
 // The first line of the experiment is the internal name. If you'd like to
@@ skipping 2170 matching lines @@
 }
 
 const Experiment* GetExperiments(size_t* count) {
   *count = num_experiments;
   return experiments;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags