NTP4: Dragging app over trash should be more apparent.

chrome/browser/resources/ntp4/new_tab.css

 /* Copyright (c) 2011 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 html {
   font-family: segoe ui, arial, helvetica, sans-serif;
   font-size: 14px;
   /* It's necessary to put this here instead of in body in order to get the
      background-size of 100% to work properly */
@@ skipping 222 matching lines @@
   -webkit-box-flex: 1;
 }
 
 #login-status-dismiss {
   min-width: 6em;
 }
 
 /* Trash. *********************************************************************/
 
 #trash {
+  -webkit-transition: top 200ms, opacity 0;
+  -webkit-transition-delay: 0, 200ms;
   color: #7F7F7F;
   height: 100%;
   position: absolute;
   opacity: 0;
   right: 0;
   top: 50px;
-  -webkit-transition: top 200ms, opacity 0;
-  -webkit-transition-delay: 0, 200ms;
+}
+
+html[dir='rtl'] #trash {
+  left: 0;
+  right: auto;
 }
 
 #footer.showing-trash-mode #trash {
+  -webkit-transition-delay: 0, 0;
+  -webkit-transition-duration: 0, 200ms;
+  opacity: 0.75;
+  top: 0;
+}
+
+#footer.showing-trash-mode #trash.drag-target {
   opacity: 1;
-  top: 0;
-  -webkit-transition-delay: 0, 0;
 }
 
 #trash > span {
-  background-image: url('images/trash.png');
-  background-position: 7px;
-  background-repeat: no-repeat;
+  display: inline-block;
+}
+
+#trash > span:not([class]) {
+  -webkit-padding-end: 7px;
+  -webkit-padding-start: 30px;
   border: 1px dashed #7f7f7f;
   border-radius: 4px;
-  display: inline-block;
   font-size: 84%;
   padding-bottom: 9px;
   padding-top: 10px;
   position: relative;
   top: 7px;
-  -webkit-padding-end: 7px;
-  -webkit-padding-start: 30px;
+}
+
+#trash > .can,
+#trash > .lid {
+  background: url('images/trash.png') 0 0 no-repeat;
+  position: absolute;
+}
+
+#trash > .lid {
+  -webkit-transition: -webkit-transform 200ms;
+  -webkit-transform-origin: -7% 100%;
+  height: 6px;
+  left: 10px;
+  top: 18px;
+  width: 14px;
+}
+
+html[dir='rtl'] #trash > .lid {
+  -webkit-transform-origin: 107% 100%;
+  left: auto;
+  /* NOTE: Intentionally different than LTR value. */
+  right: 9px;
+}
+
+#trash > .can {
+  background-position: -1px -4px;
+  border-radius: 0 0 2px 2px;
+  height: 12px;
+  left: 11px;
+  top: 22px;
+  width: 11px;
+}
+
+html[dir='rtl'] #trash > .can {
+  left: auto;
+  right: 11px;
+}
+
+#footer.showing-trash-mode #trash.drag-target .lid {
+  -webkit-transform: rotate(-45deg);
+}
+
+html[dir='rtl'] #footer.showing-trash-mode #trash.drag-target .lid {
+  -webkit-transform: rotate(45deg);
 }
 
 /* Page switcher buttons. *****************************************************/
 
 .page-switcher {
   background-color: transparent;
   border: none;
   bottom: 0;
   font-size: 40px;
   padding: 0;
   position: absolute;
   margin: 0;
   max-width: 150px;
   min-width: 90px;
   outline: none;
   top: 0;
   z-index: 5;
   -webkit-transition: width 150ms, right 150ms, background-color 150ms;
 }