Remove parts of //cc we aren't using

cc/layers/picture_image_layer_unittest.cc

Index: cc/layers/picture_image_layer_unittest.cc
diff --git a/cc/layers/picture_image_layer_unittest.cc b/cc/layers/picture_image_layer_unittest.cc
deleted file mode 100644
index 5b9375d2647210c6f388b11e30ee3b44fdfedb7e..0000000000000000000000000000000000000000
--- a/cc/layers/picture_image_layer_unittest.cc
+++ /dev/null
@@ -1,46 +0,0 @@
-// Copyright 2015 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_image_layer.h"
-
-#include "cc/resources/display_item.h"
-#include "cc/test/skia_common.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-#include "third_party/skia/include/core/SkCanvas.h"
-#include "third_party/skia/include/core/SkColor.h"
-
-namespace cc {
-namespace {
-
-TEST(PictureImageLayerTest, PaintContentsToDisplayList) {
-  scoped_refptr<PictureImageLayer> layer = PictureImageLayer::Create();
-  gfx::Rect layer_rect(200, 200);
-
-  SkBitmap image_bitmap;
-  unsigned char image_pixels[4 * 200 * 200] = {0};
-  SkImageInfo info =
-      SkImageInfo::MakeN32Premul(layer_rect.width(), layer_rect.height());
-  image_bitmap.installPixels(info, image_pixels, info.minRowBytes());
-  SkCanvas image_canvas(image_bitmap);
-  image_canvas.clear(SK_ColorRED);
-  SkPaint blue_paint;
-  blue_paint.setColor(SK_ColorBLUE);
-  image_canvas.drawRectCoords(0.f, 0.f, 100.f, 100.f, blue_paint);
-  image_canvas.drawRectCoords(100.f, 100.f, 200.f, 200.f, blue_paint);
-
-  layer->SetBitmap(image_bitmap);
-  layer->SetBounds(gfx::Size(layer_rect.width(), layer_rect.height()));
-
-  scoped_refptr<DisplayItemList> display_list =
-      layer->PaintContentsToDisplayList(
-          layer_rect, ContentLayerClient::PAINTING_BEHAVIOR_NORMAL);
-  unsigned char actual_pixels[4 * 200 * 200] = {0};
-  DrawDisplayList(actual_pixels, layer_rect, display_list);
-
-  EXPECT_EQ(0, memcmp(actual_pixels, image_pixels, 4 * 200 * 200));
-}
-
-}  // namespace
-}  // namespace cc