tabs: an error message is shown when no tabs are selected

[zsee]

Actual Behavior:

• What is the issue? *
  An error message appears in the console in case no tab is selected, and you click on the md-tabs, but not on an actual tab.
• What is the expected behavior?
  No error message should appear.

CodePen (or steps to reproduce the issue): *

• CodePen Demo which shows your issue: http://codepen.io/anon/pen/JbWJNw
• Details: To reproduce click the md-tabs header before selecting any tab.

Angular Versions: *

• Angular Version: 1.5.8
• Angular Material Version: 1.1.1

Additional Information:

• Browser Type: *
  Chrome
• Browser Version: *
  54
• OS: *
  Windows 10 x64
• Stack Traces:
  TypeError: Cannot read property 'focus' of undefined
  at MdTabsController.redirectFocus (angular-material.js:32432)
  at fn (eval at compile (angular.js:14432), :4:295)
  at expensiveCheckFn (angular.js:15485)
  at callback (angular.js:25018)
  at Scope.$eval (angular.js:17229)
  at Scope.$apply (angular.js:17329)
  at HTMLElement. (angular.js:25023)
  at defaultHandlerWrapper (angular.js:3456)
  at HTMLElement.eventHandler (angular.js:3444)

[rsiebeling]

Hi,

I'm having exactly this problem, is there a solution for this?
thanks,
Richard