Event: HTML5 drop events inherit from MouseEvent

Fixes gh-2009
Ref gh-1925
(cherry picked from commit d7e5fcee519e5f3e840beef9e67a536e75133df9)

Conflicts:
	test/unit/event.js

src/event.js

@@ -12,7 +12,7 @@ define([
 
 var rformElems = /^(?:input|select|textarea)$/i,
 	rkeyEvent = /^key/,
-	rmouseEvent = /^(?:mouse|pointer|contextmenu|drag)|click/,
+	rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
 	rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
 	rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
 

test/unit/event.js

@@ -2481,21 +2481,26 @@ test("fixHooks extensions", function() {
 // this test in IE8 since a native HTML5 drag event will never occur there.
 if ( document.createEvent ) {
 
-	test( "drag events copy over mouse related event properties (gh-1925)", function() {
-		expect( 2 );
+	test( "drag/drop events copy mouse-related event properties (gh-1925, gh-2009)", function() {
+		expect( 4 );
 
 		var $fixture = jQuery( "<div id='drag-fixture'></div>" ).appendTo( "body" );
 
 		$fixture.on( "dragmove", function( evt ) {
-			ok( "pageX" in evt, "checking for pageX property" );
-			ok( "pageY" in evt, "checking for pageY property" );
+			ok( "pageX" in evt, "checking for pageX property on dragmove" );
+			ok( "pageY" in evt, "checking for pageY property on dragmove" );
 		});
-
 		fireNative( $fixture[ 0 ], "dragmove" );
-		$fixture.unbind( "dragmove" ).remove();
+
+		$fixture.on( "drop", function( evt ) {
+			ok( "pageX" in evt, "checking for pageX property on drop" );
+			ok( "pageY" in evt, "checking for pageY property on drop" );
+		});
+		fireNative( $fixture[ 0 ], "drop" );
+
+		$fixture.unbind( "dragmove drop" ).remove();
 	});
 }
-
 test( "focusin using non-element targets", function() {
 	expect( 2 );