Print Preview: Fixing the behavior of increment/decrement buttons, destinations drop-down list.

chrome/browser/resources/print_preview.css

 html {
   height: 100%;
 }
 
 body {
   background: white;
   display: -webkit-box;
   height: 100%;
   margin: 0;
   overflow: hidden;
@@ skipping 480 matching lines @@
 }
 
 select {
   -webkit-box-shadow: inset 0 1px 2px white,
                       0 1px 2px rgba(0, 0, 0, .2);
   -webkit-appearance: none;
   -webkit-margin-end: -2px;
   -webkit-padding-end: 34px;
   -webkit-padding-start: 14px;
   -webkit-user-select: none;
-  background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAHCAYAAADqF3ZBAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAEtJREFUeNpi/P//PwO1AAuIYGRkJGgi0FJGQmqYoAobCRjUSJTTQN6E4gYQFx2DxJHU4MXoAg3kGoTNMLiBpBqEyzAGcgwCYYAAAwBwTuKv+cnjcAAAAABJRU5ErkJggg==),
+  background-image: url('./print_preview/black_arrow.png'),
                     -webkit-linear-gradient(#fafafa, #dcdcdc);
-  background-position: 100% 50%, left top;
+  background-position: 95% 55%, left top;
   background-repeat: no-repeat, repeat;
   border-radius: 3px;
   border: 1px solid #a0a0a0;
   font-size: 13px;
   font-weight: 400;
   outline: 0;
   padding-bottom: 3px;
   padding-top: 3px;
   text-shadow: 0 1px 0 rgba(255, 255, 255, .5);
   width: 100%;
 }
 
 html[dir='rtl'] select {
-  background-position: 5% 50%, right top;
+  background-position: 5% 55%, right top;
 }
 
 select:disabled,
 select.disabled {
-  background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAHCAYAAADqF3ZBAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAE9JREFUeNpi/P//PwO1ACPIsMbGRoIm1tfXMxJSwwRV2EjAoEZiXAY2DOiyBlwaQOIgeaINw2UgKQahGIZuIKkGgQEoArDgBhzieDFAgAEAkxBfTunDjHwAAAAASUVORK5CYII=),
+  background-image: url('./print_preview/gray_arrow.png'),
                     -webkit-linear-gradient(#fafafa, #dcdcdc);
 }
 
 select:not(:disabled):not(.disabled):hover {
   -webkit-box-shadow: inset 0 1px 2px white,
                       0 2px 4px rgba(0, 0, 0, .2);
-  background-image: url(_images/combo-box-triangle.png),
+  background-image: url('./print_preview/black_arrow.png'),
                     -webkit-linear-gradient(#fff, #e6e6e6);
   text-shadow: 0 1px 0 rgba(255, 255, 255, 1);
 }
 
 label {
   -webkit-margin-start: -5px;
   -webkit-padding-start: 5px;
   -webkit-user-select: none;
   cursor: default;
 }
@@ skipping 171 matching lines @@
   -webkit-animation-delay: 300ms;
 }
 
 #two-sided-div {
   margin-top: 10px;
 }
 
 input[disabled] + label {
   color: gray;
 }