Handle the invalid warped model error
Handle the invalid warped model error

Handled the invalid warped model error in the decoder.

BUG=aomedia:610

Change-Id: I8a67a4f6c6fe4dd6c2a71fdef432b3f689e9efcb

GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom