SoundManager.close now validates that context.close is a valid function before calling it (thanks @brianbunch phaserjs#2355)

Author: photonstorm

README.md

@@ -331,6 +331,7 @@ You can read all about the philosophy behind Lazer [here](http://phaser.io/news/
 * The `mouseoutglobal` event listener wasn't removed when the game was destroyed (thanks @stoneman1 #2345 #2344 #2342)
 * Fixed issue with IE crashing on this.context.close in the Sound Manager (thanks @stoneman1 #2349)
 * Phaser.World.centerX and Phaser.World.centerY only worked if the bounds had an origin of 0, 0. They now take into account the actual origin (thanks @fillmoreb #2353)
+* SoundManager.close now validates that context.close is a valid function before calling it (thanks @brianbunch #2355)
 
 ### Pixi Updates
 

src/sound/SoundManager.js

@@ -729,11 +729,12 @@ Phaser.SoundManager.prototype = {
         this._sounds = [];
 
         this.onSoundDecode.dispose();
-        if (this.context) {
+
+        if (this.context && this.context.close)
+        {
             this.context.close();
         }
 
-
         if (this.context && window['PhaserGlobal'])
         {
             //  Store this in the PhaserGlobal window var, if set, to allow for re-use if the game is created again without the page refreshing