Delete the GTK+ port of Chrome.

content/content_shell.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.
 
 {
   'variables': {
     'content_shell_product_name': 'Content Shell',
     # The "19" is so that sites that sniff for version think that this is
     # something reasonably current; the "77.34.5" is a hint that this isn't a
     # standard Chrome.
@@ skipping 90 matching lines @@
         'shell/browser/shell_browser_main_parts_mac.mm',
         'shell/browser/shell.cc',
         'shell/browser/shell_content_browser_client.cc',
         'shell/browser/shell_content_browser_client.h',
         'shell/browser/shell_devtools_delegate.cc',
         'shell/browser/shell_devtools_delegate.h',
         'shell/browser/shell_devtools_frontend.cc',
         'shell/browser/shell_devtools_frontend.h',
         'shell/browser/shell_download_manager_delegate.cc',
         'shell/browser/shell_download_manager_delegate.h',
-        'shell/browser/shell_gtk.cc',
         'shell/browser/shell.h',
-        'shell/browser/shell_javascript_dialog_gtk.cc',
         'shell/browser/shell_javascript_dialog.h',
         'shell/browser/shell_javascript_dialog_mac.mm',
         'shell/browser/shell_javascript_dialog_manager.cc',
         'shell/browser/shell_javascript_dialog_manager.h',
         'shell/browser/shell_javascript_dialog_win.cc',
         'shell/browser/shell_layout_tests_android.cc',
         'shell/browser/shell_layout_tests_android.h',
         'shell/browser/shell_login_dialog.cc',
-        'shell/browser/shell_login_dialog_gtk.cc',
         'shell/browser/shell_login_dialog.h',
         'shell/browser/shell_login_dialog_mac.mm',
         'shell/browser/shell_mac.mm',
         'shell/browser/shell_message_filter.cc',
         'shell/browser/shell_message_filter.h',
         'shell/browser/shell_net_log.cc',
         'shell/browser/shell_net_log.h',
         'shell/browser/shell_network_delegate.cc',
         'shell/browser/shell_network_delegate.h',
         'shell/browser/shell_platform_data_aura.cc',
         'shell/browser/shell_platform_data_aura.h',
         'shell/browser/shell_plugin_service_filter.cc',
         'shell/browser/shell_plugin_service_filter.h',
         'shell/browser/shell_quota_permission_context.cc',
         'shell/browser/shell_quota_permission_context.h',
         'shell/browser/shell_resource_dispatcher_host_delegate.cc',
         'shell/browser/shell_resource_dispatcher_host_delegate.h',
         'shell/browser/shell_speech_recognition_manager_delegate.cc',
         'shell/browser/shell_speech_recognition_manager_delegate.h',
         'shell/browser/shell_url_request_context_getter.cc',
         'shell/browser/shell_url_request_context_getter.h',
         'shell/browser/shell_views.cc',
         'shell/browser/shell_web_contents_view_delegate_android.cc',
         'shell/browser/shell_web_contents_view_delegate_creator.h',
-        'shell/browser/shell_web_contents_view_delegate_gtk.cc',
         'shell/browser/shell_web_contents_view_delegate.h',
         'shell/browser/shell_web_contents_view_delegate_mac.mm',
         'shell/browser/shell_web_contents_view_delegate_win.cc',
         'shell/browser/webkit_test_controller.cc',
         'shell/browser/webkit_test_controller.h',
         'shell/common/leak_detection_result.h',
         'shell/common/shell_content_client.cc',
         'shell/common/shell_content_client.h',
         'shell/common/shell_messages.cc',
         'shell/common/shell_messages.h',
@@ skipping 156 matching lines @@
             '../base/allocator/allocator.gyp:allocator',
           ],
         }],
         ['use_aura==1', {
           'dependencies': [
             '../ui/aura/aura.gyp:aura',
             '../ui/aura/aura.gyp:aura_test_support',
             '../ui/base/strings/ui_strings.gyp:ui_strings',
             '../ui/events/events.gyp:events',
           ],
-          'sources/': [
-            ['exclude', 'shell/browser/shell_gtk.cc'],
-          ],
           'conditions': [
             ['toolkit_views==1', {
               'dependencies': [
                 '../ui/resources/ui_resources.gyp:ui_resources',
                 '../ui/views/controls/webview/webview.gyp:webview',
                 '../ui/views/views.gyp:views',
                 '../ui/views/views.gyp:views_test_support',
                 '../ui/wm/wm.gyp:wm_core',
               ],
               'sources/': [
@@ skipping 226 matching lines @@
               },
             },
           },
           'msvs_large_pdb': 1,
         }],  # OS=="win"
         ['OS == "win" or toolkit_uses_gtk == 1', {
           'dependencies': [
             '../sandbox/sandbox.gyp:sandbox',
           ],
         }],  # OS=="win" or toolkit_uses_gtk == 1
-        ['toolkit_uses_gtk == 1', {
-          'dependencies': [
-            '<(DEPTH)/build/linux/system.gyp:gtk',
-          ],
-        }],  # toolkit_uses_gtk
         ['OS=="mac"', {
           'product_name': '<(content_shell_product_name)',
           'dependencies!': [
             'content_shell_lib',
           ],
           'dependencies': [
             'content_shell_framework',
             'content_shell_helper_app',
           ],
           'copies': [
@@ skipping 527 matching lines @@
                 '--input_symbol', '<(PRODUCT_DIR)/content_shell.exe.pdb',
                 '--destination_dir', '<(dest_dir)',
               ],
             },
           ],
         },
       ],
     }],  # OS=="win" and fastbuild==0 and target_arch=="ia32"
   ]
 }