Move the rest of the renderer->browser messages that belong in content. Also do a bunch of cleanup:

chrome/chrome_common.gypi

 # Copyright (c) 2011 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.
 
 {
   'target_defaults': {
     'variables': {
       'chrome_common_target': 0,
     },
     'target_conditions': [
@@ skipping 22 matching lines @@
           'common/autofill_messages.h',
           'common/bindings_policy.h',
           'common/child_process_logging.h',
           'common/child_process_logging_linux.cc',
           'common/child_process_logging_mac.mm',
           'common/child_process_logging_win.cc',
           'common/chrome_counters.cc',
           'common/chrome_counters.h',
           'common/chrome_version_info.cc',
           'common/chrome_version_info.h',
-          'common/common_message_generator.cc',
-          'common/common_message_generator.h',
-          'common/common_param_traits.cc',
-          'common/common_param_traits.h',
           'common/content_restriction.h',
           'common/content_settings.cc',
           'common/content_settings.h',
           'common/content_settings_helper.cc',
           'common/content_settings_helper.h',
           'common/content_settings_types.h',
-          'common/devtools_messages.cc',
           'common/devtools_messages.h',
           'common/gfx_resource_provider.cc',
           'common/gfx_resource_provider.h',
           'common/guid.cc',
           'common/guid.h',
           'common/guid_posix.cc',
           'common/guid_win.cc',
           'common/instant_types.h',
           'common/logging_chrome.cc',
           'common/logging_chrome.h',
@@ skipping 79 matching lines @@
         'common/automation_messages_internal.h',
         'common/badge_util.cc',
         'common/badge_util.h',
         'common/chrome_content_client.cc',
         'common/chrome_content_client.h',
         'common/chrome_content_gpu_client.cc',
         'common/chrome_content_gpu_client.h',
         'common/chrome_content_plugin_client.cc',
         'common/chrome_content_plugin_client.h',
         'common/common_glue.cc',
+        'common/common_message_generator.cc',
+        'common/common_message_generator.h',
         'common/default_plugin.cc',
         'common/default_plugin.h',
         'common/deprecated/event_sys-inl.h',
         'common/deprecated/event_sys.h',
         'common/extensions/extension.cc',
         'common/extensions/extension.h',
         'common/extensions/extension_action.cc',
         'common/extensions/extension_action.h',
         'common/extensions/extension_constants.cc',
         'common/extensions/extension_constants.h',
@@ skipping 71 matching lines @@
         'common/url_constants.h',
         'common/utility_messages.h',
         'common/view_types.cc',
         'common/view_types.h',
         'common/visitedlink_common.cc',
         'common/visitedlink_common.h',
         'common/web_apps.cc',
         'common/web_apps.h',
         'common/web_resource/web_resource_unpacker.cc',
         'common/web_resource/web_resource_unpacker.h',
-        'common/webkit_param_traits.cc',
-        'common/webkit_param_traits.h',
         'common/worker_thread_ticker.cc',
         'common/worker_thread_ticker.h',
         'common/zip.cc',  # Requires zlib directly.
         'common/zip.h',
       ],
       'conditions': [
         ['OS=="linux" or OS=="freebsd" or OS=="openbsd"', {
           'dependencies': [
             '../build/linux/system.gyp:gtk',
           ],
@@ skipping 226 matching lines @@
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }