Revert of Copy GPU workaround flags from browser to GPU process

gpu/config/gpu_driver_bug_list.cc

 // Copyright (c) 2013 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 "gpu/config/gpu_driver_bug_list.h"
 
 #include "base/logging.h"
 #include "gpu/config/gpu_driver_bug_workaround_type.h"
 #include "gpu/config/gpu_switches.h"
 #include "gpu/config/gpu_util.h"
@@ skipping 76 matching lines @@
           workarounds->insert(FORCE_INTEGRATED_GPU);
           break;
         default:
           workarounds->insert(kFeatureList[i].type);
           break;
       }
     }
   }
 }
 
-// static
-void GpuDriverBugList::AppendAllWorkarounds(
-    std::vector<const char*>* workarounds) {
-  workarounds->resize(workarounds->size() +
-      NUMBER_OF_GPU_DRIVER_BUG_WORKAROUND_TYPES);
-
-#define GPU_OP(type, name) workarounds->push_back(#name);
-  GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP)
-#undef GPU_OP
-}
-
-
 }  // namespace gpu