Various cleanup to remote_demo

Integrate SkRemoteGlyphCacheRenderer into SkStrikeServer
Add a Timer.
Remove unused code.

BUG=skia:7515

Change-Id: Idffb477af71cbcc4035df190e29e8910b61aa6e5
Reviewed-on: https://skia-review.googlesource.com/116485
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Herb Derby <herb@google.com>
3 files changed