cc: Remove the base RasterSource

cc/BUILD.gn

 # 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.
 
 import("//testing/test.gni")
 
 component("cc") {
   sources = [
     "animation/animation.cc",
     "animation/animation.h",
@@ skipping 289 matching lines @@
     "playback/display_list_recording_source.h",
     "playback/drawing_display_item.cc",
     "playback/drawing_display_item.h",
     "playback/filter_display_item.cc",
     "playback/filter_display_item.h",
     "playback/float_clip_display_item.cc",
     "playback/float_clip_display_item.h",
     "playback/largest_display_item.cc",
     "playback/largest_display_item.h",
     "playback/position_image.h",
-    "playback/raster_source.h",
-    "playback/raster_source_helper.cc",
-    "playback/raster_source_helper.h",
     "playback/transform_display_item.cc",
     "playback/transform_display_item.h",
     "quads/content_draw_quad_base.cc",
     "quads/content_draw_quad_base.h",
     "quads/debug_border_draw_quad.cc",
     "quads/debug_border_draw_quad.h",
     "quads/draw_polygon.cc",
     "quads/draw_polygon.h",
     "quads/draw_quad.cc",
     "quads/draw_quad.h",
@@ skipping 550 matching lines @@
     "//testing/gmock",
     "//testing/gtest",
     "//ui/events:events_base",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/gfx:test_support",
     "//ui/gl",
     "//ui/gl:test_support",
   ]
 
-  data_deps = [ "//third_party/mesa:osmesa" ]
+  data_deps = [
+    "//third_party/mesa:osmesa",
+  ]
 }
 
 test("cc_perftests") {
   sources = [
     "layers/layer_perftest.cc",
     "layers/picture_layer_impl_perftest.cc",
     "quads/draw_quad_perftest.cc",
     "raster/task_graph_runner_perftest.cc",
     "raster/texture_compressor_perftest.cc",
     "raster/tile_task_worker_pool_perftest.cc",
@@ skipping 27 matching lines @@
     "//ui/gl",
     "//ui/gl:test_support",
   ]
 
   if (is_android) {
     isolate_file = "cc_perftests.isolate"
   }
 }
 # When adding support for isolates, please have a look at run-time dependencies
 # in the cc_unittests_run target in cc_tests.gyp.