PlzNavigate: Add first version of NavigationURLLoader.

content/content_browser.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_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
     '../net/net.gyp:net',
@@ skipping 803 matching lines @@
       'browser/loader/buffered_resource_handler.h',
       'browser/loader/certificate_resource_handler.cc',
       'browser/loader/certificate_resource_handler.h',
       'browser/loader/cross_site_resource_handler.cc',
       'browser/loader/cross_site_resource_handler.h',
       'browser/loader/detachable_resource_handler.cc',
       'browser/loader/detachable_resource_handler.h',
       'browser/loader/global_routing_id.h',
       'browser/loader/layered_resource_handler.cc',
       'browser/loader/layered_resource_handler.h',
+      'browser/loader/navigation_resource_handler.cc',
+      'browser/loader/navigation_resource_handler.h',
+      'browser/loader/navigation_url_loader.cc',
+      'browser/loader/navigation_url_loader.h',
+      'browser/loader/navigation_url_loader_core.cc',
+      'browser/loader/navigation_url_loader_core.h',
+      'browser/loader/navigation_url_loader_factory.h',
+      'browser/loader/navigation_url_loader_impl.cc',
+      'browser/loader/navigation_url_loader_impl.h',
       'browser/loader/power_save_block_resource_throttle.cc',
       'browser/loader/power_save_block_resource_throttle.h',
       'browser/loader/redirect_to_file_resource_handler.cc',
       'browser/loader/redirect_to_file_resource_handler.h',
       'browser/loader/resource_buffer.cc',
       'browser/loader/resource_buffer.h',
       'browser/loader/resource_dispatcher_host_impl.cc',
       'browser/loader/resource_dispatcher_host_impl.h',
       'browser/loader/resource_handler.cc',
       'browser/loader/resource_handler.h',
@@ skipping 1088 matching lines @@
       'sources': [
         'browser/media/cdm/browser_cdm_manager.cc',
         'browser/media/cdm/browser_cdm_manager.h',
         # This works on Android because enable_browser_cdms==1 on Android.
         'browser/media/media_web_contents_observer.cc',
         'browser/media/media_web_contents_observer.h',
       ],
     }],
   ],
 }