DM warning-free on win64

src/gpu/GrLayerHoister.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrLayerCache.h"
 #include "GrLayerHoister.h"
 #include "GrRecordReplaceDraw.h"
@@ skipping 13 matching lines @@
                                  const SkMatrix& initialMat,
                                  const SkLayerInfo::BlockInfo& info,
                                  const SkIRect& layerRect,
                                  SkTDArray<GrHoistedLayer>* needRendering,
                                  SkTDArray<GrHoistedLayer>* recycled,
                                  bool attemptToAtlas,
                                  int numSamples) {
     const SkPicture* pict = info.fPicture ? info.fPicture : topLevelPicture;
 
     GrCachedLayer* layer = layerCache->findLayerOrCreate(topLevelPicture->uniqueID(),
-                                                         info.fSaveLayerOpID,
-                                                         info.fRestoreOpID,
+                                                         SkToInt(info.fSaveLayerOpID),
+                                                         SkToInt(info.fRestoreOpID),
                                                          layerRect,
                                                          initialMat,
                                                          info.fKey,
                                                          info.fKeySize,
                                                          info.fPaint);
     GrSurfaceDesc desc;
     desc.fFlags = kRenderTarget_GrSurfaceFlag;
     desc.fWidth = layerRect.width();
     desc.fHeight = layerRect.height();
     desc.fConfig = kSkia8888_GrPixelConfig;
@@ skipping 274 matching lines @@
 void GrLayerHoister::PurgeCache(GrContext* context) {
 #if !GR_CACHE_HOISTED_LAYERS
     GrLayerCache* layerCache = context->getLayerCache();
 
     // This code completely clears out the atlas. It is required when
     // caching is disabled so the atlas doesn't fill up and force more
     // free floating layers
     layerCache->purgeAll();
 #endif
 }