Define crash keys in the directory hierarchy where they are used.

chrome/chrome_exe.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.
 
 {
   'targets': [
     {
       # GN version: //chrome
       'target_name': 'chrome',
       'type': 'none',
@@ skipping 404 matching lines @@
             '../sandbox/sandbox.gyp:sandbox',
             '../ui/gfx/gfx.gyp:gfx',
           ],
           'sources': [
             '<(SHARED_INTERMEDIATE_DIR)/chrome_version/chrome_exe_version.rc',
             'app/chrome_crash_reporter_client_win.cc',
             'app/chrome_crash_reporter_client_win.h',
             'app/chrome_exe.rc',
             'common/crash_keys.cc',
             'common/crash_keys.h',
+            '../content/public/common/crash_keys.cc',
+            '../content/public/common/crash_keys.h',
+            '../media/base/crash_keys.cc',
+            '../media/base/crash_keys.h',
           ],
           'sources!': [
             # We still want the _win entry point for sandbox, etc.
             'app/chrome_exe_main_aura.cc',
           ],
           'conditions': [
             ['win_console_app==1', {
               'defines': ['WIN_CONSOLE_APP'],
             }],
           ],
@@ skipping 97 matching lines @@
               'product_name': 'nacl64',
               'sources': [
                 '../content/app/sandbox_helper_win.cc',
                 '../content/common/sandbox_init_win.cc',
                 '../content/common/sandbox_win.cc',
                 '../content/public/common/content_switches.cc',
                 '../content/public/common/sandboxed_process_launcher_delegate.cc',
                 '<(SHARED_INTERMEDIATE_DIR)/chrome_version/nacl64_exe_version.rc',
                 'app/chrome_crash_reporter_client_win.cc',
                 'common/crash_keys.cc',
+                '../content/public/common/crash_keys.cc',
+                '../media/base/crash_keys.cc',
                 'nacl/nacl_exe_win_64.cc',
               ],
               'dependencies': [
                 'chrome_version_resources',
                 'install_static_util_nacl_win64',
                 'installer_util_nacl_win64',
                 '../base/base.gyp:base_i18n_nacl_win64',
                 '../base/base.gyp:base_win64',
                 '../base/base.gyp:base_static_win64',
                 '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations_win64',
@@ skipping 62 matching lines @@
               'dependencies': [
                 'chrome_nacl_win64',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }