Instantiate GLCanvas rather than reinitialize current GLCanvas.

 GLCanvas was being used as a singleton when it really should
 allow separate instances for correctness.

Change-Id: I650884e843a4a78997b70826f6012ae19b8df549
14 files changed
tree: 5f4fa356b46935a41c9c9008fa0ef599642625ff
  1. gallerycommon/
  2. src/
  3. src_pd/
  4. tests/