Remove GrCCFillGeometryBench

Not important, and the constructors for these six benchmarks were
allocating a total of 3 GB of RAM.

Change-Id: I03db4d21fe9755902e1b642eb2b6315f697b955e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/301656
Commit-Queue: Brian Osman <brianosman@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Auto-Submit: Brian Osman <brianosman@google.com>
Reviewed-by: Chris Dalton <csmartdalton@google.com>
2 files changed