Add smcgruer as an animations OWNER

Bug: None
Change-Id: I1b7776c7d74e7178558f5ae89055fa3e91649f00
Reviewed-on: https://chromium-review.googlesource.com/882066
Reviewed-by: Alan Cutter <alancutter@chromium.org>
Commit-Queue: Eric Willigers <ericwilligers@chromium.org>
Cr-Commit-Position: refs/heads/master@{#531416}
diff --git a/third_party/WebKit/Source/core/animation/OWNERS b/third_party/WebKit/Source/core/animation/OWNERS
index 4364bfb73..223157a5 100644
--- a/third_party/WebKit/Source/core/animation/OWNERS
+++ b/third_party/WebKit/Source/core/animation/OWNERS
@@ -1,4 +1,5 @@
 flackr@chromium.org
+smcgruer@chromium.org
 
 # Legacy owners:
 alancutter@chromium.org