Add the ability to clear the shader disk cache.

content/content_tests.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'test_support_content',
       'type': 'static_library',
       'defines!': ['CONTENT_IMPLEMENTATION'],
@@ skipping 282 matching lines @@
         'browser/gpu/gpu_control_list_machine_model_info_unittest.cc',
         'browser/gpu/gpu_control_list_number_info_unittest.cc',
         'browser/gpu/gpu_control_list_os_info_unittest.cc',
         'browser/gpu/gpu_control_list_string_info_unittest.cc',
         'browser/gpu/gpu_control_list_unittest.cc',
         'browser/gpu/gpu_control_list_version_info_unittest.cc',
         'browser/gpu/gpu_data_manager_impl_unittest.cc',
         'browser/gpu/gpu_driver_bug_list_unittest.cc',
         'browser/gpu/gpu_switching_list_unittest.cc',
         'browser/gpu/gpu_util_unittest.cc',
+        'browser/gpu/shader_disk_cache_unittest.cc',
         'browser/host_zoom_map_impl_unittest.cc',
         'browser/hyphenator/hyphenator_message_filter_unittest.cc',
         'browser/in_process_webkit/indexed_db_quota_client_unittest.cc',
         'browser/in_process_webkit/indexed_db_unittest.cc',
         'browser/in_process_webkit/webkit_thread_unittest.cc',
         'browser/loader/resource_buffer_unittest.cc',
         'browser/loader/resource_dispatcher_host_unittest.cc',
         'browser/loader/resource_loader_unittest.cc',
         'browser/loader/resource_scheduler_unittest.cc',
         'browser/mach_broker_mac_unittest.cc',
@@ skipping 756 matching lines @@
             'resource_dir': 'shell/android/shell_apk/res',
             'additional_src_dirs': ['public/android/javatests/',],
             'is_test_apk': 1,
           },
           'includes': [ '../build/java_apk.gypi' ],
         },
       ],
     }],
   ],
 }