* Simple function to mix in properties from source into target, * but only if target does not already have a property of the same name.

* Internal method to transfer globalQueue items to this context's * defQueue.

* Checks the utils have been initialized.

* Helper function for iterating over an array backwards. If the func * returns a true value, it will break out of the loop.

* Given an event from a script node, get the requirejs info from it, * and then removes the event listeners on the node. * @param {E

* Gets an string version of an WebGL enum. * * Example: * var str = WebGLDebugUtil.glEnumToString(ctx.getError()); * * @param {number} value Va

* Returns the string version of a WebGL argument. * Attempts to convert enum arguments to strings. * @param {string} functionName the name of the We