Remove parts of //cc we aren't using

cc/layers/solid_color_scrollbar_layer_impl_unittest.cc

Index: cc/layers/solid_color_scrollbar_layer_impl_unittest.cc
diff --git a/cc/layers/solid_color_scrollbar_layer_impl_unittest.cc b/cc/layers/solid_color_scrollbar_layer_impl_unittest.cc
deleted file mode 100644
index b27c84bfae7b0053da7b11809a403492eaaa286c..0000000000000000000000000000000000000000
--- a/cc/layers/solid_color_scrollbar_layer_impl_unittest.cc
+++ /dev/null
@@ -1,80 +0,0 @@
-// Copyright 2014 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/solid_color_scrollbar_layer_impl.h"
-
-#include "cc/test/layer_test_common.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace cc {
-namespace {
-
-TEST(SolidColorScrollbarLayerImplTest, Occlusion) {
-  gfx::Size layer_size(10, 1000);
-  gfx::Size viewport_size(1000, 1000);
-
-  LayerTestCommon::LayerImplTest impl;
-
-  ScrollbarOrientation orientation = VERTICAL;
-  int thumb_thickness = layer_size.width();
-  int track_start = 0;
-  bool is_left_side_vertical_scrollbar = false;
-  bool is_overlay = false;
-
-  SolidColorScrollbarLayerImpl* scrollbar_layer_impl =
-      impl.AddChildToRoot<SolidColorScrollbarLayerImpl>(
-          orientation,
-          thumb_thickness,
-          track_start,
-          is_left_side_vertical_scrollbar,
-          is_overlay);
-  scrollbar_layer_impl->SetBounds(layer_size);
-  scrollbar_layer_impl->SetContentBounds(layer_size);
-  scrollbar_layer_impl->SetDrawsContent(true);
-  scrollbar_layer_impl->SetCurrentPos(100.f / 4);
-  scrollbar_layer_impl->SetMaximum(100);
-  scrollbar_layer_impl->SetVisibleToTotalLengthRatio(1.f / 2);
-  // SolidColorScrollbarLayers construct with opacity = 0.f, so override.
-  scrollbar_layer_impl->SetOpacity(1.f);
-
-  impl.CalcDrawProps(viewport_size);
-
-  gfx::Rect thumb_rect = scrollbar_layer_impl->ComputeThumbQuadRect();
-  EXPECT_EQ(gfx::Rect(0, 500 / 4, 10, layer_size.height() / 2).ToString(),
-            thumb_rect.ToString());
-
-  {
-    SCOPED_TRACE("No occlusion");
-    gfx::Rect occluded;
-    impl.AppendQuadsWithOcclusion(scrollbar_layer_impl, occluded);
-
-    LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), thumb_rect);
-    EXPECT_EQ(1u, impl.quad_list().size());
-  }
-
-  {
-    SCOPED_TRACE("Full occlusion");
-    gfx::Rect occluded(scrollbar_layer_impl->visible_content_rect());
-    impl.AppendQuadsWithOcclusion(scrollbar_layer_impl, occluded);
-
-    LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect());
-    EXPECT_EQ(impl.quad_list().size(), 0u);
-  }
-
-  {
-    SCOPED_TRACE("Partial occlusion");
-    gfx::Rect occluded(0, 0, 5, 1000);
-    impl.AppendQuadsWithOcclusion(scrollbar_layer_impl, occluded);
-
-    size_t partially_occluded_count = 0;
-    LayerTestCommon::VerifyQuadsAreOccluded(
-        impl.quad_list(), occluded, &partially_occluded_count);
-    // The layer outputs one quad, which is partially occluded.
-    EXPECT_EQ(1u, impl.quad_list().size());
-    EXPECT_EQ(1u, partially_occluded_count);
-  }
-}
-
-}  // namespace
-}  // namespace cc