am 8f89a1a3: Merge change Ic620a52b into eclair

Merge commit '8f89a1a360465e08e81ceca3cb3042606a98668b' into eclair-mr2

* commit '8f89a1a360465e08e81ceca3cb3042606a98668b':
  Add size checks for glBufferData and glBufferSubData