Closure Library v20180805

New Additions

• goog.dom.safe.setAudioSrc
• Added function goog.html.SafeUrl.fromSipUrl to generate 'sip:'/'sips:' urls in a fashion similar to 'tel:' urls.
• Adds a touch-oriented drop-in for pointer events.

Other Changes

• Fix bug in goog.labs.mock - record self-interactions in spied objects.
• Update goog.labs.testing matchers to use exportSymbol rather than exporting directly into the global namespace.
• Fix type of the interface of goog.net.WebChannel to avoid compilation errors.
• Tightened some types.
• Improve performance of compare operations on Math.Long
• Allow calc() and functions used by grid-* CSS properties in SafeStyle.create.
• In IE, soy templates clear an element's content before setting innerHTML to avoid recursive parent/child disconnecting behavior in IE.
• Clarified documentation of goog.Promise.prototype.thenCatch().