TestPlugin to chromium c++ style.

content/shell/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/features.gni")
 import("//build/config/ui.gni")
 import("//tools/grit/grit_rule.gni")
 import("//tools/grit/repack.gni")
 if (is_android) {
   import("//build/config/android/config.gni")
@@ skipping 111 matching lines @@
     "renderer/leak_detector.cc",
     "renderer/leak_detector.h",
     "renderer/shell_content_renderer_client.cc",
     "renderer/shell_content_renderer_client.h",
     "renderer/shell_render_frame_observer.cc",
     "renderer/shell_render_frame_observer.h",
     "renderer/shell_render_process_observer.cc",
     "renderer/shell_render_process_observer.h",
     "renderer/shell_render_view_observer.cc",
     "renderer/shell_render_view_observer.h",
-    "renderer/test_runner/TestPlugin.cpp",
-    "renderer/test_runner/TestPlugin.h",
     "renderer/test_runner/WebTask.cpp",
     "renderer/test_runner/WebTask.h",
     "renderer/test_runner/WebTestDelegate.h",
     "renderer/test_runner/WebTestInterfaces.cpp",
     "renderer/test_runner/WebTestInterfaces.h",
     "renderer/test_runner/accessibility_controller.cc",
     "renderer/test_runner/accessibility_controller.h",
     "renderer/test_runner/event_sender.cc",
     "renderer/test_runner/event_sender.h",
     "renderer/test_runner/gamepad_controller.cc",
@@ skipping 31 matching lines @@
     "renderer/test_runner/mock_webrtc_peer_connection_handler.cc",
     "renderer/test_runner/mock_webrtc_peer_connection_handler.h",
     "renderer/test_runner/notification_presenter.cc",
     "renderer/test_runner/notification_presenter.h",
     "renderer/test_runner/spell_check_client.cc",
     "renderer/test_runner/spell_check_client.h",
     "renderer/test_runner/test_common.cc",
     "renderer/test_runner/test_common.h",
     "renderer/test_runner/test_interfaces.cc",
     "renderer/test_runner/test_interfaces.h",
+    "renderer/test_runner/test_plugin.cc",
+    "renderer/test_runner/test_plugin.h",
     "renderer/test_runner/test_runner.cc",
     "renderer/test_runner/test_runner.h",
     "renderer/test_runner/text_input_controller.cc",
     "renderer/test_runner/text_input_controller.h",
     "renderer/test_runner/web_ax_object_proxy.cc",
     "renderer/test_runner/web_ax_object_proxy.h",
     "renderer/test_runner/web_frame_test_proxy.h",
     "renderer/test_runner/web_permissions.cc",
     "renderer/test_runner/web_permissions.h",
     "renderer/test_runner/web_test_proxy.cc",
@@ skipping 263 matching lines @@
   }
 
   if (!is_android || !is_android_webview_build) {
     # Some tests rely on this tool. It might be nicer if these tests relied on
     # image diff rather than having content shell depend on it.
     datadeps = [
       "//tools/imagediff($host_toolchain)",
     ]
   }
 }