Assumes that all GN configurations are in 'out'. Takes the name of a
single directory (which should have been generated with --ide=vs) as
input. Creates a new solution and project tree in 'out/sln/skia.sln'
with one configuration per directory in 'out'.
Example: From skia directory, run 'python fix-gn-sln.py Debug'
BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4158
Change-Id: I797b779eb5bc30cec0e6741d4262894fc0648e97
Reviewed-on: https://skia-review.googlesource.com/4158
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Cary Clark <caryclark@google.com>
