Show media and VTT text tracks in the devtools.

Source/devtools/front_end/ResourceType.js

 /*
  * Copyright (C) 2012 Google Inc.  All rights reserved.
  * Copyright (C) 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.
@@ skipping 98 matching lines @@
 }
 
 /**
  * Keep these in sync with WebCore::InspectorPageAgent::resourceTypeJson
  * @enum {!WebInspector.ResourceType}
  */
 WebInspector.resourceTypes = {
     Document: new WebInspector.ResourceType("document", "Document", "Documents", "rgb(47,102,236)", true),
     Stylesheet: new WebInspector.ResourceType("stylesheet", "Stylesheet", "Stylesheets", "rgb(157,231,119)", true),
     Image: new WebInspector.ResourceType("image", "Image", "Images", "rgb(164,60,255)", false),
+    Media: new WebInspector.ResourceType("media", "Media", "Media", "rgb(164,60,255)", false), // FIXME: Decide the color.
     Script: new WebInspector.ResourceType("script", "Script", "Scripts", "rgb(255,121,0)", true),
     XHR: new WebInspector.ResourceType("xhr", "XHR", "XHR", "rgb(231,231,10)", true),
     Font: new WebInspector.ResourceType("font", "Font", "Fonts", "rgb(255,82,62)", false),
+    TextTrack: new WebInspector.ResourceType("texttrack", "TextTrack", "TextTracks", "rgb(164,60,255)", true), // FIXME: Decide the color.
     WebSocket: new WebInspector.ResourceType("websocket", "WebSocket", "WebSockets", "rgb(186,186,186)", false), // FIXME: Decide the color.
     Other: new WebInspector.ResourceType("other", "Other", "Other", "rgb(186,186,186)", false)
 }
 
 WebInspector.ResourceType.mimeTypesForExtensions = {
     // Web extensions
     "js": "text/javascript",
     "css": "text/css",
     "html": "text/html",
     "htm": "text/html",
@@ skipping 37 matching lines @@
     "php": "text/x-php",
     "phtml": "application/x-httpd-php",
 
     // Python
     "py": "text/x-python",
 
     // Shell
     "sh": "text/x-sh",
 
     // SCSS
-    "scss": "text/x-scss"
+    "scss": "text/x-scss",
+
+    // Video Text Tracks.
+    "vtt": "text/vtt"
 }