DevTools: Support line markers in UISourceCode and Code Mirror

third_party/WebKit/Source/devtools/devtools.gypi

 #
 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #         * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #         * Redistributions in binary form must reproduce the above
@@ skipping 75 matching lines @@
             'front_end/components/customPreviewSection.css',
             'front_end/components/domUtils.css',
             'front_end/components/networkConditionsSettingsTab.css',
             'front_end/components/objectPropertiesSection.css',
             'front_end/components/objectValue.css',
             'front_end/components/CustomPreviewSection.js',
             'front_end/components/DataSaverInfobar.js',
             'front_end/components/DockController.js',
             'front_end/components/DOMBreakpointsSidebarPane.js',
             'front_end/components/DOMPresentationUtils.js',
+            'front_end/components/EditorLineMarkerDecorator.js',
             'front_end/components/ExecutionContextSelector.js',
             'front_end/components/ExecutionContextModel.js',
             'front_end/components/HandlerRegistry.js',
             'front_end/components/BreakpointsSidebarPaneBase.js',
             'front_end/components/Linkifier.js',
             'front_end/components/NetworkConditionsSelector.js',
             'front_end/components/ObjectPopoverHelper.js',
             'front_end/components/ObjectPropertiesSection.js',
             'front_end/components/RemoteObjectPreviewFormatter.js',
             'front_end/components/ShortcutsScreen.js',
@@ skipping 751 matching lines @@
             'front_end/Images/toolbarItemSelected.png',
             'front_end/Images/touchCursor.png',
             'front_end/Images/touchCursor_2x.png',
             'front_end/Images/updateServiceWorker.svg',
         ],
         'devtools_extension_api_files': [
             'front_end/extensions/ExtensionAPI.js',
         ],
     },
 }