Update jquery.uls to 54a466e

* Change the language icon color to gray and optimize
* Simplify key press event handlers

Bug: T175769
Change-Id: I05cfaf699ed5ddccc781344143886831929cbb72

lib/jquery.uls/images/language.svg

@@ -1 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 20 20"><title>language</title><path d="M20 18h-1.44a.61.61 0 0 1-.4-.12.81.81 0 0 1-.23-.31L17 15h-5l-1 2.54a.77.77 0 0 1-.22.3.59.59 0 0 1-.4.14H9l4.55-11.47h1.89zm-3.53-4.31L14.89 9.5a11.62 11.62 0 0 1-.39-1.24q-.09.37-.19.69l-.19.56-1.58 4.19zM10.17 12.11a13.43 13.43 0 0 1-2.91-1.41 11.46 11.46 0 0 0 2.81-5.37H12V4H7.31a4 4 0 0 0-.2-.56C6.87 2.79 6.6 2 6.6 2l-1.47.5s.4.89.6 1.5H0v1.33h2.15A11.23 11.23 0 0 0 5 10.7a17.19 17.19 0 0 1-5 2.1q.56.82.87 1.38a23.28 23.28 0 0 0 5.22-2.51 15.64 15.64 0 0 0 3.56 1.77zM3.63 5.33h4.91a8.11 8.11 0 0 1-2.45 4.45 9.11 9.11 0 0 1-2.46-4.45z"/></svg>
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20">
+    <path d="M20 18h-1.44a.61.61 0 0 1-.4-.12.81.81 0 0 1-.23-.31L17 15h-5l-1 2.54a.77.77 0 0 1-.22.3.59.59 0 0 1-.4.14H9l4.55-11.47h1.89zm-3.53-4.31L14.89 9.5a11.62 11.62 0 0 1-.39-1.24q-.09.37-.19.69l-.19.56-1.58 4.19zm-6.3-1.58a13.43 13.43 0 0 1-2.91-1.41 11.46 11.46 0 0 0 2.81-5.37H12V4H7.31a4 4 0 0 0-.2-.56C6.87 2.79 6.6 2 6.6 2l-1.47.5s.4.89.6 1.5H0v1.33h2.15A11.23 11.23 0 0 0 5 10.7a17.19 17.19 0 0 1-5 2.1q.56.82.87 1.38a23.28 23.28 0 0 0 5.22-2.51 15.64 15.64 0 0 0 3.56 1.77zM3.63 5.33h4.91a8.11 8.11 0 0 1-2.45 4.45 9.11 9.11 0 0 1-2.46-4.45z" fill="#54595d"/>
+</svg>

lib/jquery.uls/src/jquery.uls.core.js

@@ -218,12 +218,7 @@
 			} );
 
 			// Handle key press events on the menu
-			this.$menu.on( 'keypress', $.proxy( this.keypress, this ) )
-				.on( 'keyup', $.proxy( this.keyup, this ) );
-
-			if ( this.eventSupported( 'keydown' ) ) {
 			this.$menu.on( 'keydown', $.proxy( this.keypress, this ) );
-			}
 
 			languagesCount = Object.keys( this.options.languages ).length;
 			lcd = this.$resultsView.lcd( {
@@ -275,18 +270,6 @@
 			this.hide();
 		},
 
-		keyup: function ( e ) {
-			if ( !this.shown ) {
-				return;
-			}
-
-			if ( e.keyCode === 27 ) { // escape
-				this.cancel();
-				e.preventDefault();
-				e.stopPropagation();
-			}
-		},
-
 		keypress: function ( e ) {
 			if ( !this.shown ) {
 				return;
@@ -307,17 +290,6 @@
 			}
 		},
 
-		eventSupported: function ( eventName ) {
-			var isSupported = eventName in this.$menu;
-
-			if ( !isSupported ) {
-				this.$element.setAttribute( eventName, 'return;' );
-				isSupported = typeof this.$element[ eventName ] === 'function';
-			}
-
-			return isSupported;
-		},
-
 		/**
 		 * Get the panel menu width parameter
 		 * @return {string}

lib/jquery.uls/src/jquery.uls.languagefilter.js

@@ -67,12 +67,8 @@
 		},
 
 		listen: function () {
-			this.$element.on( 'keypress', $.proxy( this.keyup, this ) )
-				.on( 'keyup', $.proxy( this.keyup, this ) );
 
-			if ( this.eventSupported( 'keydown' ) ) {
+			this.$element.on( 'keydown', $.proxy( this.keypress, this ) );
-				this.$element.on( 'keydown', $.proxy( this.keyup, this ) );
-			}
 
 			if ( this.$clear.length ) {
 				this.$clear.on( 'click', $.proxy( this.clear, this ) );
@@ -81,7 +77,7 @@
 			this.toggleClear();
 		},
 
-		keyup: function ( e ) {
+		keypress: function ( e ) {
 			var suggestion, query, languageFilter;
 
 			switch ( e.keyCode ) {
@@ -314,17 +310,6 @@
 				matcher.test( $.uls.data.getAutonym( langCode ) ) ||
 				matcher.test( langCode ) ||
 				matcher.test( $.uls.data.getScript( langCode ) );
-		},
-
-		eventSupported: function ( eventName ) {
-			var isSupported = eventName in this.$element;
-
-			if ( !isSupported ) {
-				this.$element.setAttribute( eventName, 'return;' );
-				isSupported = typeof this.$element[ eventName ] === 'function';
-			}
-
-			return isSupported;
 		}
 	};