Remove all usage of -webkit-*gradient inside blink

Source/devtools/front_end/dialog.css

 .dialog {
     position: absolute;
     
     padding: 10px;
     border-radius: 10px;
     border: 1px solid gray;
 
     box-shadow: rgb(40,40,40) 0 0 50px;
     
     display: -webkit-flex;
     -webkit-flex-direction: column;
     
-    background-image: -webkit-gradient(linear, 0% 0%, 0% 100%, from(#E9E9E9), to(#CFCFCF));
+    background-image: linear-gradient(to bottom, #E9E9E9, #CFCFCF);
 }
 
 .dialog-contents {
     width: 100%;
 }
 
 .go-to-line-dialog {
     font-size: 11px;
     font-family: 'Lucida Grande', sans-serif;
 }
 
 .go-to-line-dialog input {
     font-size: 11px;
 }
 
 .go-to-line-dialog button {
     font-size: 11px;
     color: rgb(6, 6, 6);
     border: 1px solid rgb(165, 165, 165);
     background-color: rgb(237, 237, 237);
-    background-image: -webkit-gradient(linear, left top, left bottom, from(rgb(252, 252, 252)), to(rgb(223, 223, 223)));
+    background-image: linear-gradient(to bottom, rgb(252, 252, 252), rgb(223, 223, 223));
     border-radius: 12px;
     -webkit-appearance: none;
 
     padding: 3px 20px;
     margin: 0 0 0 10px;
 }
 
 .go-to-line-dialog button:active {
     background-color: rgb(215, 215, 215);
-    background-image: -webkit-gradient(linear, left top, left bottom, from(rgb(194, 194, 194)), to(rgb(239, 239, 239)));
+    background-image: linear-gradient(to bottom, rgb(194, 194, 194), rgb(239, 239, 239));
 }