Add a NavigationThrottle to the public content/ interface

content/content_tests.gypi

 # Copyright (c) 2013 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': {
     'layouttest_support_content_sources': [
       'public/test/layouttest_support.h',
       'public/test/nested_message_pump_android.cc',
       'public/test/nested_message_pump_android.h',
@@ skipping 39 matching lines @@
       'public/test/mock_render_process_host.cc',
       'public/test/mock_render_process_host.h',
       'public/test/mock_render_thread.cc',
       'public/test/mock_render_thread.h',
       'public/test/mock_resource_context.cc',
       'public/test/mock_resource_context.h',
       'public/test/mock_special_storage_policy.cc',
       'public/test/mock_special_storage_policy.h',
       'public/test/mock_storage_client.cc',
       'public/test/mock_storage_client.h',
+      'public/test/navigation_handle_tester.cc',
+      'public/test/navigation_handle_tester.h',
       'public/test/ppapi_test_utils.cc',
       'public/test/ppapi_test_utils.h',
       'public/test/render_view_test.cc',
       'public/test/render_view_test.h',
       'public/test/render_widget_test.cc',
       'public/test/render_widget_test.h',
       'public/test/sandbox_file_system_test_helper.cc',
       'public/test/sandbox_file_system_test_helper.h',
       'public/test/test_browser_context.cc',
       'public/test/test_browser_context.h',
@@ skipping 70 matching lines @@
       'test/render_thread_impl_browser_test_ipc_helper.cc',
       'test/render_thread_impl_browser_test_ipc_helper.h',
       'test/test_blink_web_unit_test_support.cc',
       'test/test_blink_web_unit_test_support.h',
       'test/test_content_browser_client.cc',
       'test/test_content_browser_client.h',
       'test/test_content_client.cc',
       'test/test_content_client.h',
       'test/test_frame_navigation_observer.cc',
       'test/test_frame_navigation_observer.h',
+      'test/test_navigation_handle.cc',
+      'test/test_navigation_handle.h',
+      'test/test_navigation_handle_factory.cc',
+      'test/test_navigation_handle_factory.h',
       'test/test_navigation_url_loader.cc',
       'test/test_navigation_url_loader.h',
       'test/test_navigation_url_loader_factory.cc',
       'test/test_navigation_url_loader_factory.h',
       'test/test_render_frame.cc',
       'test/test_render_frame.h',
       'test/test_render_frame_host.cc',
       'test/test_render_frame_host.h',
       'test/test_render_frame_host_factory.cc',
       'test/test_render_frame_host_factory.h',
@@ skipping 1949 matching lines @@
             ],
           },
           'includes': [
             '../build/host_jar.gypi',
           ],
         },
       ],
     }],
   ],
 }