Remove gendered language

Bug: chromium:1101491
Bug: b/161896447

Found using

  git grep -wiEIl \ '(he)|(she)|(his)|(hers)|(him)|(her)|(guy)|(guys)'

Change-Id: I6b91853de067fd4c2e84f7ec70275522ce6c8bfc
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/306186
Commit-Queue: Leon Scroggins <scroggo@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
Auto-Submit: Leon Scroggins <scroggo@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
diff --git a/bench/ScalarBench.cpp b/bench/ScalarBench.cpp
index f22b344..a5f20c9 100644
--- a/bench/ScalarBench.cpp
+++ b/bench/ScalarBench.cpp
@@ -41,7 +41,7 @@
 };
 
 // having unknown values in our arrays can throw off the timing a lot, perhaps
-// handling NaN values is a lot slower. Anyway, this guy is just meant to put
+// handling NaN values is a lot slower. Anyway, this is just meant to put
 // reasonable values in our arrays.
 template <typename T> void init9(T array[9]) {
     SkRandom rand;