CID-291
CID-291

Checker: UNINIT_CTOR
Function: LLVertexBuffer::LLVertexBuffer(unsigned int, int)
File: /indra/llrender/llvertexbuffer.cpp

also added some sanity-checking around this.

gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm