DevTools: Move jsdifflib to "sources", extract "toolbox" module

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 21 matching lines @@
     'variables': {
         # If debug_devtools is set to 1, JavaScript files for DevTools are
         # stored as is. Otherwise, a concatenated file is stored.
         'debug_devtools%': 0,
         'devtools_core_js_files': [
             '<@(devtools_core_base_files)',
             '<@(devtools_common_js_files)',
             '<@(devtools_sdk_js_files)',
             '<@(devtools_ui_js_files)',
             '<@(devtools_components_js_files)',
+            '<@(devtools_toolbox_js_files)',
         ],
         'devtools_core_base_files': [
             'front_end/inspector.html',
             'front_end/Tests.js',
             'front_end/InspectorFrontendAPI.js',
             'front_end/InspectorFrontendEventSink.js',
             'front_end/InspectorFrontendHostStub.js',
-            'front_end/jsdifflib.js',
-            'front_end/MediaQueryInspector.js',
-            'front_end/ResponsiveDesignView.js',
             'front_end/ScreencastView.js',
             'front_end/TestController.js',
             'front_end/dialog.css',
             'front_end/inspector.css',
             'front_end/tabbedPane.css',
             'front_end/inspectorSyntaxHighlight.css',
             'front_end/popover.css',
             '<@(devtools_main_js_files)',
             '<@(devtools_standalone_files)',
         ],
@@ skipping 128 matching lines @@
             'front_end/components/DOMBreakpointsSidebarPane.js',
             'front_end/components/DOMPresentationUtils.js',
             'front_end/components/ExecutionContextSelector.js',
             'front_end/components/ExtensionServerProxy.js',
             'front_end/components/FilterBar.js',
             'front_end/components/FilterSuggestionBuilder.js',
             'front_end/components/FlameChart.js',
             'front_end/components/HandlerRegistry.js',
             'front_end/components/HelpScreen.js',
             'front_end/components/InspectElementModeController.js',
-            'front_end/components/InspectedPagePlaceholder.js',
             'front_end/components/InspectorView.js',
             'front_end/components/NativeBreakpointsSidebarPane.js',
             'front_end/components/ObjectPopoverHelper.js',
             'front_end/components/ObjectPropertiesSection.js',
             'front_end/components/OverviewGrid.js',
             'front_end/components/Panel.js',
             'front_end/components/PropertiesSection.js',
             'front_end/components/SearchableView.js',
             'front_end/components/Section.js',
             'front_end/components/ShortcutsScreen.js',
             'front_end/components/TimelineGrid.js',
             'front_end/components/WorkerFrontendManager.js',
         ],
+        'devtools_toolbox_js_files': [
+            'front_end/toolbox/InspectedPagePlaceholder.js',
+            'front_end/toolbox/MediaQueryInspector.js',
+            'front_end/toolbox/ResponsiveDesignView.js',
+        ],
         'devtools_main_js_files': [
             'front_end/main/AdvancedApp.js',
             'front_end/main/App.js',
             'front_end/main/HelpScreenUntilReload.js',
             'front_end/main/ScreencastApp.js',
             'front_end/main/SimpleApp.js',
             'front_end/main/Main.js',
         ],
         'devtools_module_json_files': [
             'front_end/audits/module.json',
@@ skipping 131 matching lines @@
         ],
         'devtools_sources_js_files': [
             'front_end/sources/BreakpointsSidebarPane.js',
             'front_end/sources/CSSSourceFrame.js',
             'front_end/sources/CallStackSidebarPane.js',
             'front_end/sources/EditingLocationHistoryManager.js',
             'front_end/sources/FilePathScoreFunction.js',
             'front_end/sources/FilteredItemSelectionDialog.js',
             'front_end/sources/InplaceFormatterEditorAction.js',
             'front_end/sources/JavaScriptSourceFrame.js',
+            'front_end/sources/jsdifflib.js',
             'front_end/sources/NavigatorView.js',
             'front_end/sources/Placard.js',
             'front_end/sources/RevisionHistoryView.js',
             'front_end/sources/ScopeChainSidebarPane.js',
             'front_end/sources/ScriptFormatter.js',
             'front_end/sources/ScriptFormatterEditorAction.js',
             'front_end/sources/SimpleHistoryManager.js',
             'front_end/sources/SourcesNavigator.js',
             'front_end/sources/SourcesPanel.js',
             'front_end/sources/SourcesView.js',
@@ skipping 192 matching lines @@
             'front_end/temp_storage_shared_worker/TempStorageSharedWorker.js',
         ],
         'devtools_script_formatter_worker_js_files': [
             'front_end/script_formatter_worker/CSSFormatter.js',
             'front_end/script_formatter_worker/JavaScriptFormatter.js',
             'front_end/script_formatter_worker/ScriptFormatterWorker.js',
             'front_end/common/utilities.js',
         ],
     },
 }