Add "Remove from list" for each download in domui page....

chrome/browser/resources/downloads.html

Index: chrome/browser/resources/downloads.html
===================================================================
--- chrome/browser/resources/downloads.html	(revision 22137)
+++ chrome/browser/resources/downloads.html	(working copy)
@@ -395,6 +395,10 @@
       localStrings.getString('control_resume'));
   this.nodeControls_.appendChild(this.controlResume_);
 
+  this.controlRemove_ = createLink(bind(this.remove_, this),
+      localStrings.getString('control_removefromlist'));
+  this.nodeControls_.appendChild(this.controlRemove_);
+
   this.controlCancel_ = createLink(bind(this.cancel_, this),
       localStrings.getString('control_cancel'));
   this.nodeControls_.appendChild(this.controlCancel_);
@@ -615,6 +619,14 @@
 }
 
 /**
+ * Tells the backend to remove this download from history and download shelf.
+ */
+ Download.prototype.remove_ = function() {
+  chrome.send("remove", [this.id_.toString()]);
+  return false;
+}
+
+/**
  * Tells the backend to cancel this download.
  */
 Download.prototype.cancel_ = function() {