Remove obsolete SkRecord preview code.

cc/layers/picture_layer_unittest.cc

 // Copyright 2013 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/layers/picture_layer.h"
 
 #include "cc/layers/content_layer_client.h"
 #include "cc/layers/picture_layer_impl.h"
 #include "cc/resources/resource_update_queue.h"
 #include "cc/test/fake_layer_tree_host.h"
@@ skipping 66 matching lines @@
   // Layer is suitable for gpu rasterization by default.
   EXPECT_TRUE(pile->is_suitable_for_gpu_rasterization());
   EXPECT_TRUE(layer->IsSuitableForGpuRasterization());
 
   // Veto gpu rasterization.
   pile->SetUnsuitableForGpuRasterizationForTesting();
   EXPECT_FALSE(pile->is_suitable_for_gpu_rasterization());
   EXPECT_FALSE(layer->IsSuitableForGpuRasterization());
 }
 
-TEST(PictureLayerTest, RecordingModes) {
-  MockContentLayerClient client;
-  scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
-
-  LayerTreeSettings settings;
-  FakeLayerTreeHostClient host_client(FakeLayerTreeHostClient::DIRECT_3D);
-  scoped_ptr<FakeLayerTreeHost> host =
-      FakeLayerTreeHost::Create(&host_client, settings);
-  host->SetRootLayer(layer);
-  EXPECT_EQ(Picture::RECORD_NORMALLY, layer->RecordingMode());
-
-  settings.recording_mode = LayerTreeSettings::RecordWithSkRecord;
-  host = FakeLayerTreeHost::Create(&host_client, settings);
-  host->SetRootLayer(layer);
-  EXPECT_EQ(Picture::RECORD_WITH_SKRECORD, layer->RecordingMode());
-}
-
 }  // namespace
 }  // namespace cc