DevTools: fix network waterfall sorting icon

third_party/WebKit/Source/devtools/front_end/network/networkLogView.css

Index: third_party/WebKit/Source/devtools/front_end/network/networkLogView.css
diff --git a/third_party/WebKit/Source/devtools/front_end/network/networkLogView.css b/third_party/WebKit/Source/devtools/front_end/network/networkLogView.css
index 73a9653197659ce8d5ee47686759406cdbe4d2fc..a434b65c0edc0481197a35b3db260cbda276b6d8 100644
--- a/third_party/WebKit/Source/devtools/front_end/network/networkLogView.css
+++ b/third_party/WebKit/Source/devtools/front_end/network/networkLogView.css
@@ -389,6 +389,12 @@
     display: none;
 }
 
+@media (-webkit-min-device-pixel-ratio: 1.1) {
+.network-waterfall-header .sort-order-icon {
+    background-image: url(Images/toolbarButtonGlyphs_2x.png);
+}
+} /* media */
+
 .network-waterfall-header .sort-ascending.sort-order-icon {
     display: block;
     background-position: -4px -111px;