Merge "Fix a hang in SF caused by invalid transform matrix from the WM" into ics-mr0

                // window's center).

                final float w = frame.width();

                final float h = frame.height();

                if (w>=1 && h>=1) {

                    tmpMatrix.setScale(1 + 2/w, 1 + 2/h, w/2, h/2);

                } else {

                    tmpMatrix.reset();

                }

            } else {

                tmpMatrix.reset();

            }

            tmpMatrix.postScale(mGlobalScale, mGlobalScale);

            if (selfTransformation) {

                tmpMatrix.postConcat(mTransformation.getMatrix());