DevTools: Show decoded body length for network requests on timeline.

third_party/WebKit/Source/devtools/front_end/timeline/timelinePanel.css

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Anthony Ricaud <rik@webkit.org>
  *
  * 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 274 matching lines @@
 }
 
 .image-preview-container {
     background: transparent;
     text-align: left;
     border-spacing: 0;
     margin: 4px;
 }
 
 .image-preview-container img {
-    max-width: 100px;
-    max-height: 100px;
+    max-width: 300px;

[caseq, 2017/02/23 03:06:00]

should this be a part of this change?

+    max-height: 150px;
     background-image: url(Images/checker.png);
     -webkit-user-select: text;
     -webkit-user-drag: auto;
 }
 
 .image-container {
     padding: 0;
 }
 
 .timeline-filters-header {
@@ skipping 385 matching lines @@
 
 .timeline-landing-warning-close {
     float: right;
     margin-top: -10px;
     margin-right: -13px;
 }
 
 .timeline-landing-warning span[is=ui-icon] {
     margin: -8px;
 }