Remove unused content .rc files.

components/components_tests.gyp

 # 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.
 
 {
   'variables': {
     # This turns on e.g. the filename-based detection of which
     # platforms to include source files on (e.g. files ending in
     # _mac.h or _mac.cc are only compiled on MacOSX).
     'chromium_code': 1,
@@ skipping 1452 matching lines @@
                   'dom_distiller/standalone/content_extractor_browsertest.cc',
                 ],
             }],
             ['OS=="win"', {
               'resource_include_dirs': [
                 '<(SHARED_INTERMEDIATE_DIR)/content/app/resources',
               ],
               'sources': [
                 '../content/shell/app/resource.h',
                 '../content/shell/app/shell.rc',
-                # TODO: It would be nice to have these pulled in automatically
-                # from direct_dependent_settings in their various targets, but
-                # that causes errors in other targets when resulting .res files
-                # get referenced multiple times.
-                '<(SHARED_INTERMEDIATE_DIR)/content/app/strings/content_strings_en-US.rc',
               ],
               'dependencies': [
                 '<(DEPTH)/content/app/resources/content_resources.gyp:content_resources',
                 '<(DEPTH)/content/app/strings/content_strings.gyp:content_strings',
                 '<(DEPTH)/net/net.gyp:net_resources',
                 '<(DEPTH)/third_party/WebKit/public/blink_resources.gyp:blink_resources',
                 '<(DEPTH)/third_party/iaccessible2/iaccessible2.gyp:iaccessible2',
                 '<(DEPTH)/third_party/isimpledom/isimpledom.gyp:isimpledom',
               ],
               'configurations': {
@@ skipping 110 matching lines @@
               'invalidation/impl/android/junit/',
               'policy/android/junit/'
             ],
           },
           'includes': [ '../build/host_jar.gypi' ],
          },
       ],
     }],
   ],
 }