cc: Add OverlayStrategyFullscreen strategy.

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("//build/config/ui.gni")
 import("//testing/test.gni")
 
 component("cc") {
   sources = [
     "animation/animation.cc",
@@ skipping 226 matching lines @@
     "output/managed_memory_policy.cc",
     "output/managed_memory_policy.h",
     "output/output_surface.cc",
     "output/output_surface.h",
     "output/output_surface_client.h",
     "output/overlay_candidate.cc",
     "output/overlay_candidate.h",
     "output/overlay_candidate_validator.h",
     "output/overlay_processor.cc",
     "output/overlay_processor.h",
+    "output/overlay_strategy_fullscreen.cc",
+    "output/overlay_strategy_fullscreen.h",
     "output/overlay_strategy_single_on_top.cc",
     "output/overlay_strategy_single_on_top.h",
     "output/overlay_strategy_underlay.cc",
     "output/overlay_strategy_underlay.h",
     "output/program_binding.cc",
     "output/program_binding.h",
     "output/render_surface_filters.cc",
     "output/render_surface_filters.h",
     "output/renderer.cc",
     "output/renderer.h",
@@ skipping 784 matching lines @@
     "//ui/gfx/geometry",
     "//ui/gl",
     "//ui/gl:test_support",
   ]
 
   # This target should not require the Chrome executable to run.
   assert_no_deps = [ "//chrome" ]
 }
 # When adding support for isolates, please have a look at run-time dependencies
 # in the cc_unittests_run target in cc_tests.gyp.