Attrs: Remove outdated valHook for option element

This hook was relevant for BlackBerry 4.7 which is no longer supported.

But this code path now raises error in IE10-11 (#14686) in 1.x-master branch.
So to just to be safe, also add test for IE issue to this branch too.

src/attributes/val.js

@@ -71,14 +71,6 @@ jQuery.fn.extend({
 
 jQuery.extend({
 	valHooks: {
-		option: {
-			get: function( elem ) {
-				// attributes.value is undefined in Blackberry 4.7 but
-				// uses .value. See #6932
-				var val = elem.attributes.value;
-				return !val || val.specified ? elem.value : elem.text;
-			}
-		},
 		select: {
 			get: function( elem ) {
 				var value, option,

test/unit/attributes.js

@@ -1445,3 +1445,12 @@ test( "coords returns correct values in IE6/IE7, see #10828", function() {
 	area = map.html("<area shape='rect' coords='0,0,0,0' href='#' alt='a' />").find("area");
 	equal( area.attr("coords"), "0,0,0,0", "did not retrieve coords correctly" );
 });
+
+test( "should not throw at $(option).val() (#14686)", 1, function() {
+	try {
+		jQuery( "<option/>" ).val();
+		ok( true );
+	} catch ( _ ) {
+		ok( false );
+	}
+});