rename GrTextureDesc->GrSurfaceDesc, GrTextureFlags->GrSurfaceFlags

Review URL: https://codereview.chromium.org/682223002
diff --git a/src/gpu/GrResourceCache.cpp b/src/gpu/GrResourceCache.cpp
index f70d141..0431a27 100644
--- a/src/gpu/GrResourceCache.cpp
+++ b/src/gpu/GrResourceCache.cpp
@@ -181,7 +181,7 @@
         resource->getCacheEntry()->key().isScratch() &&
         !fCaps->reuseScratchTextures() &&
         !(static_cast<const GrTexture*>(resource)->desc().fFlags &
-          kRenderTarget_GrTextureFlagBit)) {
+          kRenderTarget_GrSurfaceFlag)) {
         this->deleteResource(resource->getCacheEntry());
     }
 }