Deepanshu Gupta 5712b5fc3f Optimize layout rendering in layoutlib [DO NOT MERGE]
The height of a layout should be zero if it is assigned a layout_weight.
This way, the layout is measured only once and prevents spurious errors.

Bug: https://code.google.com/p/android/issues/detail?id=58398
Change-Id: If49a7480e5eb82cb86780e00f2f5b65ee053fc2a
(cherry-picked from 9e5e993c7969ad60ff70cfdcf707247f38a705a1)
2014-05-02 11:46:41 -07:00
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