Use a valid /prefetch argument when launching a process.

content/content_common.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.
 
 {
   'dependencies': [
     '../base/base.gyp:base',
     '../components/tracing.gyp:tracing',
     '../gpu/command_buffer/command_buffer.gyp:gles2_utils',
     '../net/net.gyp:net',
@@ skipping 90 matching lines @@
       'public/common/origin_util.h',
       'public/common/page_state.cc',
       'public/common/page_state.h',
       'public/common/page_type.h',
       'public/common/page_zoom.h',
       'public/common/pepper_plugin_info.cc',
       'public/common/pepper_plugin_info.h',
       'public/common/persistent_notification_status.h',
       'public/common/platform_notification_data.cc',
       'public/common/platform_notification_data.h',
+      'public/common/prefetch_argument_win.cc',
+      'public/common/prefetch_argument_win.h',
       'public/common/presentation_constants.cc',
       'public/common/presentation_constants.h',
       'public/common/process_type.h',
       'public/common/push_messaging_status.cc',
       'public/common/push_messaging_status.h',
       'public/common/referrer.cc',
       'public/common/referrer.h',
       'public/common/renderer_preferences.cc',
       'public/common/renderer_preferences.h',
       'public/common/request_context_frame_type.h',
@@ skipping 892 matching lines @@
                      '-p', '<(project_path)',
                      '<@(_inputs)',
           ],
           'process_outputs_as_sources': 1,
           'message': 'Generating libva stubs for dynamic loading',
         },
      ]
     }],
     ['OS=="win"', {
       'dependencies': [
+        '../components/components.gyp:startup_metric_utils_common',
         '../media/media.gyp:media',
         '../ui/gl/gl.gyp:gl',
       ],
       'link_settings': {
         'libraries': [
            '-ld3d9.lib',
            '-ld3d11.lib',
            '-ldxva2.lib',
            '-lstrmiids.lib',
            '-lmf.lib',
@@ skipping 81 matching lines @@
         'common/gpu/client/gpu_memory_buffer_impl_ozone.cc',
         'common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.cc',
         'common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.h',
         'common/gpu/gpu_memory_buffer_factory_ozone.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_pixmap.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_pixmap.h',
       ],
     }],
   ],
 }