Adjust comment that should have been adjusted in the original patch for bug 835007.  No review.
Bug 929673 Patch 1:  Rename mozOrigin to transformOrigin to avoid use of deprecated CSS prefixes in variable names.  r=dzbarsky
Bug 929673 Patch 2:  Rename mToMozOrigin to mToTransformOrigin to avoid use of deprecated CSS prefixes in variable names.  r=dzbarsky
Bug 929673 Patch 3:  Rename GetDeltaToMoz{Transform,Perspective}Origin to remove the Moz to avoid use of deprecated CSS prefixes in variable names.  r=dzbarsky