Make more unit tests run on Vulkan

tests/GpuLayerCacheTest.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.
 */
 
 #if SK_SUPPORT_GPU
 
 #include "GrContext.h"
@@ skipping 89 matching lines @@
 
     cache->addUse(layer);
 
     REPORTER_ASSERT(reporter, 1 == TestingAccess::Uses(layer));
 }
 
 // This test case exercises the public API of the GrLayerCache class.
 // In particular it checks its interaction with the resource cache (w.r.t.
 // locking & unlocking textures).
 // TODO: need to add checks on VRAM usage!
-DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(GpuLayerCache, reporter, ctxInfo) {
+DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GpuLayerCache, reporter, ctxInfo) {
     // Add one more layer than can fit in the atlas
     static const int kInitialNumLayers = TestingAccess::NumPlots() + 1;
 
 #if GR_CACHE_STATS
     GrResourceCache::Stats stats;
 #endif
 
     sk_sp<SkPicture> picture;
 
     {
@@ skipping 239 matching lines @@
     cache.end();
 
 #if GR_CACHE_STATS
     resourceCache->getStats(&stats);
     REPORTER_ASSERT(reporter, 2 == stats.fTotal);
     REPORTER_ASSERT(reporter, 2 == stats.fNumPurgeable);
 #endif
 }
 
 #endif