Remove stgao from OWNERS files for chromedriver.

Cq-Include-Trybots: master.tryserver.chromium.perf:obbs_fyi
Change-Id: Ic537c720e32dffc9ade585a85a4b8d1afce4c001
Reviewed-on: https://chromium-review.googlesource.com/1231113Reviewed-by: John Chen <johnchen@chromium.org>
Reviewed-by: Charlie Andrews <charliea@chromium.org>
Commit-Queue: Shuotao Gao <stgao@chromium.org>
Cr-Commit-Position: refs/heads/master@{#592600}

chrome/test/chromedriver/OWNERS

@@ -4,4 +4,3 @@ crouleau@chromium.org
 
 # backup reviewer
 jbudorick@chromium.org
-stgao@chromium.org

third_party/webdriver/OWNERS

@@ -3,4 +3,3 @@ johnchen@chromium.org
 
 # backup reviewer
 jbudorick@chromium.org
-stgao@chromium.org

tools/perf/core/perf_data_generator.py

@@ -40,7 +40,7 @@ from py_utils import discover
 # ChromeDriver is archived together with Chrome for use in bisecting.
 # This can be used by Chrome test team, as well as by google3 teams for
 # bisecting Chrome builds with their web tests. For questions or to report
-# issues, please contact johnchen@chromium.org and stgao@chromium.org.
+# issues, please contact johnchen@chromium.org.
 BUILDER_ADDITIONAL_COMPILE_TARGETS = {
     'Android Compile Perf': ['microdump_stackwalk', 'angle_perftests'],
     'Android arm64 Compile Perf': ['microdump_stackwalk', 'angle_perftests'],