cc: Avoid expensive RenderingStats collection.

cc/nine_patch_layer_unittest.cc

 // Copyright 2012 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 "cc/nine_patch_layer.h"
 
 #include "cc/layer_tree_host.h"
 #include "cc/occlusion_tracker.h"
 #include "cc/overdraw_metrics.h"
 #include "cc/prioritized_resource_manager.h"
-#include "cc/rendering_stats.h"
 #include "cc/resource_provider.h"
 #include "cc/resource_update_queue.h"
 #include "cc/single_thread_proxy.h"
 #include "cc/test/fake_layer_tree_host_client.h"
 #include "cc/test/fake_output_surface.h"
 #include "cc/test/geometry_test_utils.h"
 #include "cc/test/layer_tree_test_common.h"
 #include "cc/texture_uploader.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 51 matching lines @@
 
     m_layerTreeHost->setRootLayer(testLayer);
     Mock::VerifyAndClearExpectations(m_layerTreeHost.get());
     EXPECT_EQ(testLayer->layerTreeHost(), m_layerTreeHost.get());
 
     m_layerTreeHost->initializeRendererIfNeeded();
 
     PriorityCalculator calculator;
     ResourceUpdateQueue queue;
     OcclusionTracker occlusionTracker(gfx::Rect(), false);
-    RenderingStats stats;
 
     // No bitmap set should not trigger any uploads.
     testLayer->setTexturePriorities(calculator);
-    testLayer->update(queue, &occlusionTracker, stats);
+    testLayer->update(queue, &occlusionTracker, NULL);
     EXPECT_EQ(queue.fullUploadSize(), 0);
     EXPECT_EQ(queue.partialUploadSize(), 0);
 
     // Setting a bitmap set should trigger a single full upload.
     SkBitmap bitmap;
     bitmap.setConfig(SkBitmap::kARGB_8888_Config, 10, 10);
     bitmap.allocPixels();
     testLayer->setBitmap(bitmap, gfx::Rect(5, 5, 1, 1));
     testLayer->setTexturePriorities(calculator);
-    testLayer->update(queue, &occlusionTracker, stats);
+    testLayer->update(queue, &occlusionTracker, NULL);
     EXPECT_EQ(queue.fullUploadSize(), 1);
     EXPECT_EQ(queue.partialUploadSize(), 0);
     ResourceUpdate params = queue.takeFirstFullUpload();
     EXPECT_TRUE(params.texture != NULL);
 
     // Upload the texture.
     m_layerTreeHost->contentsTextureManager()->setMaxMemoryLimitBytes(1024 * 1024);
     m_layerTreeHost->contentsTextureManager()->prioritizeTextures();
 
     scoped_ptr<OutputSurface> outputSurface;
     scoped_ptr<ResourceProvider> resourceProvider;
     {
         DebugScopedSetImplThread implThread(proxy());
         DebugScopedSetMainThreadBlocked mainThreadBlocked(proxy());
         outputSurface = createFakeOutputSurface();
         resourceProvider = ResourceProvider::create(outputSurface.get());
         params.texture->acquireBackingTexture(resourceProvider.get());
         ASSERT_TRUE(params.texture->haveBackingTexture());
     }
 
     // Nothing changed, so no repeated upload.
     testLayer->setTexturePriorities(calculator);
-    testLayer->update(queue, &occlusionTracker, stats);
+    testLayer->update(queue, &occlusionTracker, NULL);
     EXPECT_EQ(queue.fullUploadSize(), 0);
     EXPECT_EQ(queue.partialUploadSize(), 0);
 
     {
         DebugScopedSetImplThread implThread(proxy());
         DebugScopedSetMainThreadBlocked mainThreadBlocked(proxy());
         m_layerTreeHost->contentsTextureManager()->clearAllMemory(resourceProvider.get());
     }
 
     // Reupload after eviction
     testLayer->setTexturePriorities(calculator);
-    testLayer->update(queue, &occlusionTracker, stats);
+    testLayer->update(queue, &occlusionTracker, NULL);
     EXPECT_EQ(queue.fullUploadSize(), 1);
     EXPECT_EQ(queue.partialUploadSize(), 0);
 
     // PrioritizedResourceManager clearing
     m_layerTreeHost->contentsTextureManager()->unregisterTexture(params.texture);
     EXPECT_EQ(NULL, params.texture->resourceManager());
     testLayer->setTexturePriorities(calculator);
     ResourceUpdateQueue queue2;
-    testLayer->update(queue2, &occlusionTracker, stats);
+    testLayer->update(queue2, &occlusionTracker, NULL);
     EXPECT_EQ(queue2.fullUploadSize(), 1);
     EXPECT_EQ(queue2.partialUploadSize(), 0);
     params = queue2.takeFirstFullUpload();
     EXPECT_TRUE(params.texture != NULL);
     EXPECT_EQ(params.texture->resourceManager(), m_layerTreeHost->contentsTextureManager());
 }
 
 }  // namespace
 }  // namespace cc