Refactoring Geometry handling.

Bug: 9170644
Bug: 9366654
Bug: 9366263

- Consolidates all the geometry transforms in GeometryMathUtils and
  significantly reduces complexity.
- Removes GeometryMetadata object and dependent code.
- Removes ImageGeometry and geometry update callbacks.

Change-Id: I59add51907459593244c9ebaadef585efc7486d5