goog.ui.IdGenerator Classgoog.ui.IdGenerator()Creates a new id generator.
.getNextUniqueId()Gets the next unique ID.
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.instance [deprecated] {goog.ui.IdGenerator}Deprecated. Use goog.ui.IdGenerator.getInstance() instead and do not refer to goog.ui.IdGenerator.instance anymore.
Default instance for id generation. Done as an instance instead of statics so it's possible to inject a mock for unit testing purposes.