Fix #14282. Don't fondle getPreventDefault if preventDefault exists. C…

…lose gh-1365.

(cherry picked from commit 4671ef1)

Conflicts:
	src/event.js

src/event.js

@@ -680,8 +680,14 @@ jQuery.Event = function( src, props ) {
 
 		// Events bubbling up the document may have been marked as prevented
 		// by a handler lower down the tree; reflect the correct value.
-		this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
-			src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
+		this.isDefaultPrevented = src.defaultPrevented ||
+				src.defaultPrevented === undefined && (
+				// Support: IE < 9
+				src.returnValue === false ||
+				// Support: Android < 4.0
+				src.getPreventDefault && src.getPreventDefault() ) ?
+			returnTrue :
+			returnFalse;
 
 	// Event type
 	} else {