Add texture compression interface and ETC1 encoder.

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 407 matching lines @@
     "resources/single_release_callback.cc",
     "resources/single_release_callback.h",
     "resources/single_release_callback_impl.cc",
     "resources/single_release_callback_impl.h",
     "resources/skpicture_content_layer_updater.cc",
     "resources/skpicture_content_layer_updater.h",
     "resources/software_rasterizer.cc",
     "resources/software_rasterizer.h",
     "resources/task_graph_runner.cc",
     "resources/task_graph_runner.h",
+    "resources/texture_compressor.cc",
+    "resources/texture_compressor.h",
+    "resources/texture_compressor_etc1.cc",
+    "resources/texture_compressor_etc1.h",
     "resources/texture_mailbox.cc",
     "resources/texture_mailbox.h",
     "resources/texture_mailbox_deleter.cc",
     "resources/texture_mailbox_deleter.h",
     "resources/texture_uploader.cc",
     "resources/texture_uploader.h",
     "resources/tile.cc",
     "resources/tile.h",
     "resources/tile_draw_info.cc",
     "resources/tile_draw_info.h",
@@ skipping 431 matching lines @@
   ]
 }
 
 test("cc_perftests") {
   sources = [
     "layers/layer_perftest.cc",
     "layers/picture_layer_impl_perftest.cc",
     "resources/picture_layer_tiling_perftest.cc",
     "resources/picture_pile_impl_perftest.cc",
     "resources/task_graph_runner_perftest.cc",
+    "resources/texture_compressor_perftest.cc",
     "resources/tile_manager_perftest.cc",
     "resources/tile_task_worker_pool_perftest.cc",
     "test/cc_test_suite.cc",
     "test/run_all_perftests.cc",
     "trees/layer_tree_host_common_perftest.cc",
     "trees/layer_tree_host_perftest.cc",
     "trees/occlusion_tracker_perftest.cc",
   ]
 
   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
@@ skipping 11 matching lines @@
     "//testing/gmock",
     "//testing/gtest",
     "//testing/perf",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/gl",
   ]
 }
 # When adding support for isolates, please have a look at run-time dependencies
 # in the cc_unittests_run target in cc_tests.gyp.