DevTools: [network] make timing colors consistent in popover and tab, remove box shadows and round …

Source/devtools/front_end/inspectorCommon.css

 html {
     height: 100%;
 }
 
 body {
     cursor: default;
     position: relative;
     height: 100%;
     width: 100%;
     overflow: hidden;
@@ skipping 162 matching lines @@
     z-index: 500;
     border-radius: 2px;
     box-shadow: white 1px 0 0, white -1px 0 0, white 0 1px 0, white 0 -1px 0;
 }
 
 .overview-grid-window-resizer-right {
     margin-left: -3px;
     margin-right: -2px;
 }
 
-/* Network timing is shared between popover and network item view pane */
-
-.network-timing-table td {
-    padding: 0;
-}
-
-.network-timing-table td.caution {
-    font-weight: bold;
-    color: rgb(255, 128, 0);
-    padding: 2px 0;
-}
-
-.network-timing-row {
-    position: relative;
-    height: 16px;
-}
-
-.network-timing-bar {
-    position: absolute;
-    background-color: red;
-    border-left: 1px solid red;
-    opacity: 0.4;
-    top: 0;
-    bottom: 0;
-}
-
-.network-timing-bar-title {
-    position: absolute;
-    color: #222;
-    top: 1px;
-}
-
 .highlighted-search-result {
     border-radius: 1px;
     padding: 1px;
     margin: -1px;
     background-color: rgba(255, 255, 0, 0.8);
 }
 
 .sidebar-separator {
     background-color: rgb(230, 230, 230);
     padding: 0 5px;
@@ skipping 15 matching lines @@
 }
 
 .pie-chart-foreground {
     position: absolute;
     width: 100%;
     height: 100%;
     text-align: center;
     z-index: 10;
     top: 0;
 }