Use a single flag for enabling experimental WebKit features.

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 <algorithm>
 #include <iterator>
 #include <map>
 #include <set>
@@ skipping 597 matching lines @@
     IDS_FLAGS_DISABLE_SOFTWARE_RASTERIZER_NAME,
     IDS_FLAGS_DISABLE_SOFTWARE_RASTERIZER_DESCRIPTION,
 #if defined(ENABLE_SWIFTSHADER)
     kOsAll,
 #else
     0,
 #endif
     SINGLE_VALUE_TYPE(switches::kDisableSoftwareRasterizer)
   },
   {
-    "enable-shadow-dom",
-    IDS_FLAGS_SHADOW_DOM_NAME,
-    IDS_FLAGS_SHADOW_DOM_DESCRIPTION,
+    "enable-experimental-webkit-features",
+    IDS_FLAGS_EXPERIMENTAL_WEBKIT_FEATURES_NAME,
+    IDS_FLAGS_EXPERIMENTAL_WEBKIT_FEATURES_DESCRIPTION,
     kOsAll,
-    SINGLE_VALUE_TYPE(switches::kEnableShadowDOM)
-  },
-  {
-    "enable-style-scoped",
-    IDS_FLAGS_STYLE_SCOPED_NAME,
-    IDS_FLAGS_STYLE_SCOPED_DESCRIPTION,
-    kOsAll,
-    SINGLE_VALUE_TYPE(switches::kEnableStyleScoped)
-  },
-  {
-    "enable-css-regions",
-    IDS_FLAGS_CSS_REGIONS_NAME,
-    IDS_FLAGS_CSS_REGIONS_DESCRIPTION,
-    kOsAll,
-    SINGLE_VALUE_TYPE(switches::kEnableCssRegions)
+    SINGLE_VALUE_TYPE(switches::kEnableExperimentalWebKitFeatures)
   },
   {
     "enable-css-shaders",
     IDS_FLAGS_CSS_SHADERS_NAME,
     IDS_FLAGS_CSS_SHADERS_DESCRIPTION,
     kOsAll,
     SINGLE_VALUE_TYPE(switches::kEnableCssShaders)
   },
   {
-    "enable-css-variables",
-    IDS_FLAGS_CSS_VARIABLES_NAME,
-    IDS_FLAGS_CSS_VARIABLES_DESCRIPTION,
-    kOsAll,
-    SINGLE_VALUE_TYPE(switches::kEnableCssVariables)
-  },
-  {
     "enable-extension-activity-ui",
     IDS_FLAGS_ENABLE_EXTENSION_ACTIVITY_UI_NAME,
     IDS_FLAGS_ENABLE_EXTENSION_ACTIVITY_UI_DESCRIPTION,
     kOsAll,
     SINGLE_VALUE_TYPE(switches::kEnableExtensionActivityUI)
   },
   {
     "disable-ntp-other-sessions-menu",
     IDS_FLAGS_NTP_OTHER_SESSIONS_MENU_NAME,
     IDS_FLAGS_NTP_OTHER_SESSIONS_MENU_DESCRIPTION,
@@ skipping 727 matching lines @@
 }
 
 const Experiment* GetExperiments(size_t* count) {
   *count = num_experiments;
   return experiments;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags