Tests: Add Wordscapes trace Test: angle_perftests --gtest_filter="*wordscapes*" Tbr: jmadill@google.com, timvp@google.com Bug: b/197646838 Bug: angleproject:6310 Change-Id: Idb5b8fe7e30f93ab0da0a749ee691eaeed4eac63 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3116367 Reviewed-by: Cody Northrop <cnorthrop@google.com> Commit-Queue: Cody Northrop <cnorthrop@google.com>