Fix switch statement in about_flags.cc to support FEATURE_VALUE.

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 2543 matching lines @@
       case FeatureEntry::SINGLE_DISABLE_VALUE:
         data->SetBoolean(
             "enabled",
             (!is_default_value &&
              entry.type == FeatureEntry::SINGLE_VALUE) ||
             (is_default_value &&
              entry.type == FeatureEntry::SINGLE_DISABLE_VALUE));
         break;
       case FeatureEntry::MULTI_VALUE:
       case FeatureEntry::ENABLE_DISABLE_VALUE:
+      case FeatureEntry::FEATURE_VALUE:
         data->Set("choices", CreateChoiceData(entry, enabled_entries));
         break;
-      default:
-        NOTREACHED();
     }
 
     bool supported = (entry.supported_platforms & current_platform) != 0;
 #if defined(OS_CHROMEOS)
     if (access == kOwnerAccessToFlags &&
         (entry.supported_platforms & kOsCrOSOwnerOnly) != 0) {
       supported = true;
     }
 #endif
     if (supported)
@@ skipping 400 matching lines @@
   FlagsState::GetInstance()->SetFeatureEntries(entries, count);
 }
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   return FlagsState::GetInstance()->GetFeatureEntries(count);
 }
 
 }  // namespace testing
 
 }  // namespace about_flags