Merge commit '9d6a685ba939f413a8d3e1e97627593aa1cdf6cb' into eclair-mr2
* commit '9d6a685ba939f413a8d3e1e97627593aa1cdf6cb':
fix [2168528] enable glTexImage2D code path in SF for software-only buffers
fix [2168531] have software-only gralloc buffer side-step the HAL
fix [2167050] glTexImage2D code path buggy in SurfaceFlinger