Show media and VTT text tracks in the devtools.

Source/devtools/front_end/networkLogView.css

 /*
  * 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 184 matching lines @@
 }
 
 .network-log-grid.data-grid .network-type-stylesheet .icon {
     content: url(Images/resourceCSSIcon.png);
 }
 
 .network-log-grid.data-grid.small .network-type-stylesheet .icon {
     content: url(Images/resourceDocumentIconSmall.png);
 }
 
+.network-log-grid.data-grid .network-type-media .icon {
+    content: url(Images/resourcePlainIcon.png); // FIXME: media icon
+}
+
+.network-log-grid.data-grid.small .network-type-media .icon {
+    content: url(Images/resourcePlainIconSmall.png); // FIXME: media icon
+}
+.network-log-grid.data-grid .network-type-texttrack .icon {
+    content: url(Images/resourcePlainIcon.png); // FIXME: vtt icon
+}
+
+.network-log-grid.data-grid.small .network-type-texttrack .icon {
+    content: url(Images/resourcePlainIconSmall.png); // FIXME: vtt icon
+}
+
 .network-log-grid.data-grid .network-type-image .icon {
     position: relative;
     background-image: url(Images/resourcePlainIcon.png);
     background-repeat: no-repeat;
     content: "";
 }
 
 .network-log-grid.data-grid.small .network-type-image .icon {
     background-image: url(Images/resourcePlainIconSmall.png);
     content: "";
@@ skipping 164 matching lines @@
 }
 
 .network-type-image .network-graph-bar {
     -webkit-border-image: url(Images/timelinePillPurple.png) 6 7 6 7;
 }
 
 .network-type-image.resource-cached .network-graph-bar {
     border-image: url(Images/timelineHollowPillPurple.png) 7 7 7 7;
 }
 
+.network-type-media .network-graph-bar {
+    -webkit-border-image: url(Images/timelinePillPurple.png) 6 7 6 7;
+}
+
+.network-type-media.resource-cached .network-graph-bar {
+    border-image: url(Images/timelineHollowPillPurple.png) 7 7 7 7;
+}
+
 .network-type-font .network-graph-bar {
     -webkit-border-image: url(Images/timelinePillRed.png) 7 7 7 7;
 }
 
 .network-type-font.resource-cached .network-graph-bar {
     -webkit-border-image: url(Images/timelineHollowPillRed.png) 7 7 7 7;
 }
 
+.network-type-texttrack .network-graph-bar {
+    -webkit-border-image: url(Images/timelinePillRed.png) 6 7 6 7;
+}
+
+.network-type-texttrack.resource-cached .network-graph-bar {
+    border-image: url(Images/timelineHollowPillRed.png) 7 7 7 7;
+}
+
 .network-type-script .network-graph-bar {
     -webkit-border-image: url(Images/timelinePillOrange.png) 7 7 7 7;
 }
 
 .network-type-script.resource-cached .network-graph-bar {
     -webkit-border-image: url(Images/timelineHollowPillOrange.png) 7 7 7 7;
 }
 
 .network-type-xhr .network-graph-bar {
     -webkit-border-image: url(Images/timelinePillYellow.png) 7 7 7 7;
@@ skipping 131 matching lines @@
 }
 
 #network-container:not(.brief-mode) .data-grid tr.selected {
     background-color: transparent;
     color: #222;
 }
 
 #network-container.brief-mode .data-grid .data-container {
     padding-right: 0;
 }