DevTools: Slim down timeline overview height

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 96 matching lines @@
     font-weight: bold;
     z-index: 100;
     background-color: rgba(255, 255, 255, 0.7);
     padding: 0 4px;
     position: absolute;
     top: 0;
     right: 0;
 }
 
 #timeline-overview-cpu-activity {
-    flex-basis: 25px;
-}
-
-#timeline-overview-network,
-#timeline-overview-framerate {
     flex-basis: 20px;
 }
 
+#timeline-overview-network {
+    flex-basis: 12px;
+}
+
+#timeline-overview-framerate {
+    flex-basis: 16px;
+    margin-top: 0 !important;
+}
+
 #timeline-overview-filmstrip {
-    flex-basis: 40px;
+    flex-basis: 30px;
 }
 
 #timeline-overview-memory {
-    flex-basis: 22px;
+    flex-basis: 20px;
 }
 
 #timeline-overview-framerate::before,
 #timeline-overview-network::before,
 #timeline-overview-cpu-activity::before {
     content: "";
     position: absolute;
     left: 0;
     right: 0;
     bottom: 0;
     border-bottom: 1px solid hsla(0, 0%, 0%, 0.06);
     z-index: -200;
 }
 
 .overview-strip .background {
     z-index: -10;
 }
 
 #timeline-overview-responsiveness {
-    flex-basis: 6px;
-    margin-top: 1px !important;
+    flex-basis: 5px;
+    margin-top: 0 !important;
 }
 
 #timeline-overview-input {
     flex-basis: 6px;
 }
 
 #timeline-overview-pane {
     flex: auto;
     position: relative;
     overflow: hidden;
@@ skipping 507 matching lines @@
 
 .timeline-landing-warning {
     background-color: #fffde7;
     padding: 10px 14px;
     box-shadow: 1px 1px 3px rgba(0,0,0,0.2);
 }
 
 .timeline-landing-warning span[is=ui-icon] {
     margin: -8px;
 }