cc: Move occlusion tests to layer_tree_host_unittest_occlusion.cc

cc/cc_tests.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     'chromium_code': 0,
     'cc_unit_tests_source_files': [
       'active_animation_unittest.cc',
       'content_layer_unittest.cc',
@@ skipping 11 matching lines @@
       'keyframed_animation_curve_unittest.cc',
       'layer_animation_controller_unittest.cc',
       'layer_impl_unittest.cc',
       'layer_iterator_unittest.cc',
       'layer_quad_unittest.cc',
       'layer_sorter_unittest.cc',
       'layer_tree_host_common_unittest.cc',
       'layer_tree_host_impl_unittest.cc',
       'layer_tree_host_unittest.cc',
       'layer_tree_host_unittest_animation.cc',
+      'layer_tree_host_unittest_occlusion.cc',
       'layer_unittest.cc',
       'math_util_unittest.cc',
       'nine_patch_layer_impl_unittest.cc',
       'nine_patch_layer_unittest.cc',
       'occlusion_tracker_unittest.cc',
       'picture_layer_tiling_set_unittest.cc',
       'picture_layer_tiling_unittest.cc',
       'prioritized_resource_unittest.cc',
       'quad_culler_unittest.cc',
       'region_unittest.cc',
@@ skipping 202 matching lines @@
           'variables': {
             'test_suite_name': 'cc_perftests',
             'input_shlib_path': '<(SHARED_LIB_DIR)/<(SHARED_LIB_PREFIX)cc_perftests<(SHARED_LIB_SUFFIX)',
           },
           'includes': [ '../build/apk_test.gypi' ],
         },
       ],
     }]
   ],
 }