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

Source/devtools/front_end/inspector.html

 <!--
 Copyright (C) 2006, 2007, 2008 Apple 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:
 
 1.  Redistributions of source code must retain the above copyright
     notice, this list of conditions and the following disclaimer.
 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 34 matching lines @@
     <script type="text/javascript" src="common/MessageSink.js"></script>
     <script type="text/javascript" src="common/ParsedURL.js"></script>
     <script type="text/javascript" src="common/Color.js"></script>
     <script type="text/javascript" src="common/TextRange.js"></script>
     <script type="text/javascript" src="common/Throttler.js"></script>
     <script type="text/javascript" src="common/Platform.js"></script>
     <script type="text/javascript" src="common/Geometry.js"></script>
     <script type="text/javascript" src="common/Settings.js"></script>
     <script type="text/javascript" src="common/Progress.js"></script>
     <script type="text/javascript" src="common/UserMetrics.js"></script>
-    <script type="text/javascript" src="jsdifflib.js"></script>
     <script type="text/javascript" src="common/DOMExtension.js"></script>
     <script type="text/javascript" src="ui/treeoutline.js"></script>
     <script type="text/javascript" src="ui/SettingsUI.js"></script>
     <script type="text/javascript" src="main/Main.js"></script>
     <script type="text/javascript" src="sdk/InspectorBackend.js"></script>
     <script type="text/javascript" src="InspectorBackendCommands.js"></script>
     <script type="text/javascript" src="InspectorFrontendAPI.js"></script>
     <script type="text/javascript" src="InspectorFrontendEventSink.js"></script>
     <script type="text/javascript" src="sdk/Target.js"></script>
     <script type="text/javascript" src="ui/Context.js"></script>
@@ skipping 12 matching lines @@
     <script type="text/javascript" src="ui/ShortcutRegistry.js"></script>
     <script type="text/javascript" src="ui/SuggestBox.js"></script>
     <script type="text/javascript" src="ui/TextPrompt.js"></script>
     <script type="text/javascript" src="ui/Popover.js"></script>
     <script type="text/javascript" src="ui/TabbedPane.js"></script>
     <script type="text/javascript" src="ui/ViewportControl.js"></script>
     <script type="text/javascript" src="components/Drawer.js"></script>
     <script type="text/javascript" src="sdk/ConsoleModel.js"></script>
     <script type="text/javascript" src="components/Panel.js"></script>
     <script type="text/javascript" src="components/InspectorView.js"></script>
-    <script type="text/javascript" src="components/InspectedPagePlaceholder.js"></script>
     <script type="text/javascript" src="components/TimelineGrid.js"></script>
     <script type="text/javascript" src="components/OverviewGrid.js"></script>
     <script type="text/javascript" src="sdk/SearchConfig.js"></script>
     <script type="text/javascript" src="sdk/ContentProvider.js"></script>
     <script type="text/javascript" src="sdk/Resource.js"></script>
     <script type="text/javascript" src="sdk/NetworkRequest.js"></script>
     <script type="text/javascript" src="sdk/UISourceCode.js"></script>
     <script type="text/javascript" src="sdk/CSSStyleModel.js"></script>
     <script type="text/javascript" src="sdk/CSSParser.js"></script>
     <script type="text/javascript" src="sdk/NetworkManager.js"></script>
@@ skipping 87 matching lines @@
     <script type="text/javascript" src="sdk/PaintProfiler.js"></script>
     <script type="text/javascript" src="components/ExtensionServerProxy.js"></script>
     <script type="text/javascript" src="main/HelpScreenUntilReload.js"></script>
     <script type="text/javascript" src="main/App.js"></script>
     <script type="text/javascript" src="main/SimpleApp.js"></script>
     <script type="text/javascript" src="main/AdvancedApp.js"></script>
     <script type="text/javascript" src="main/ScreencastApp.js"></script>
     <script type="text/javascript" src="ui/ZoomManager.js"></script>
     <script type="text/javascript" src="ScreencastView.js"></script>
     <script type="text/javascript" src="ui/ResizerWidget.js"></script>
-    <script type="text/javascript" src="MediaQueryInspector.js"></script>
-    <script type="text/javascript" src="ResponsiveDesignView.js"></script>
+    <script type="text/javascript" src="toolbox/InspectedPagePlaceholder.js"></script>
+    <script type="text/javascript" src="toolbox/MediaQueryInspector.js"></script>
+    <script type="text/javascript" src="toolbox/ResponsiveDesignView.js"></script>
     <script type="text/javascript" src="Tests.js"></script>
 </head>
 <body class="undocked" id="-blink-dev-tools"></body>
 </html>