Revert of SkRTConf: reduce functionality to what we use, increase simplicity

src/gpu/vk/GrVkPipelineStateCache.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrVkResourceProvider.h"
 
 #include "GrVkGpu.h"
 #include "GrProcessor.h"
 #include "GrVkPipelineState.h"
 #include "GrVkPipelineStateBuilder.h"
+#include "SkRTConf.h"
 #include "glsl/GrGLSLFragmentProcessor.h"
 #include "glsl/GrGLSLProgramDataManager.h"
 
 #ifdef GR_PIPELINE_STATE_CACHE_STATS
 SK_CONF_DECLARE(bool, c_DisplayVkPipelineCache, "gpu.displayyVkPipelineCache", false,
                 "Display pipeline state cache usage.");
 #endif
 
 struct GrVkResourceProvider::PipelineStateCache::Entry {
 
@@ skipping 123 matching lines @@
         entry->fPipelineState = std::move(pipelineState);
         fHashTable.set(entry);
         fLRUList.addToTail(entry);
         return entry->fPipelineState;
     } else {
         fLRUList.remove(entry);
         fLRUList.addToTail(entry);
     }
     return entry->fPipelineState;
 }