Reland "Promote win-libfuzzer-asan-rel CQ bot out of experimental."

R=dpranke
CC=inferno, hans, thakis, metzman, mmoroz

Bug: 893614
Change-Id: I24c0da4da030bf2139d29a8088526e450262cc8c
Reviewed-on: https://chromium-review.googlesource.com/c/1351140Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611762}

docs/infra/cq_builders.md

@@ -74,6 +74,8 @@ These builders must pass before a CL may land.
 
 * [win_chromium_compile_dbg_ng](https://ci.chromium.org/p/chromium/builders/luci.chromium.try/win_chromium_compile_dbg_ng) ([`cq.cfg` entry](https://cs.chromium.org/search/?q=package:%5Echromium$+file:cq.cfg+win_chromium_compile_dbg_ng)) ([matching builders](https://cs.chromium.org/search/?q=file:trybots.py+win_chromium_compile_dbg_ng))
 
+* [win-libfuzzer-asan-rel](https://ci.chromium.org/p/chromium/builders/luci.chromium.try/win-libfuzzer-asan-rel) ([`cq.cfg` entry](https://cs.chromium.org/search/?q=package:%5Echromium$+file:cq.cfg+win-libfuzzer-asan-rel)) ([matching builders](https://cs.chromium.org/search/?q=file:trybots.py+win-libfuzzer-asan-rel))
+
 
 ## Optional builders
 
@@ -257,10 +259,6 @@ as required builders.
 
   * Experimental percentage: 50
 
-* [win-libfuzzer-asan-rel](https://ci.chromium.org/p/chromium/builders/luci.chromium.try/win-libfuzzer-asan-rel) ([`cq.cfg` entry](https://cs.chromium.org/search/?q=package:%5Echromium$+file:cq.cfg+win-libfuzzer-asan-rel)) ([matching builders](https://cs.chromium.org/search/?q=file:trybots.py+win-libfuzzer-asan-rel))
-
-  * Experimental percentage: 100
-
 * [win7_chromium_rel_loc_exp](https://ci.chromium.org/p/chromium/builders/luci.chromium.try/win7_chromium_rel_loc_exp) ([`cq.cfg` entry](https://cs.chromium.org/search/?q=package:%5Echromium$+file:cq.cfg+win7_chromium_rel_loc_exp)) ([matching builders](https://cs.chromium.org/search/?q=file:trybots.py+win7_chromium_rel_loc_exp))
 
   * Experimental percentage: 20

infra/config/branch/cq.cfg

@@ -91,6 +91,7 @@ verifiers {
       builders { name: "win10_chromium_x64_rel_ng" }
       builders { name: "win7_chromium_rel_ng"}
       builders { name: "win_chromium_compile_dbg_ng" }
+      builders { name: "win-libfuzzer-asan-rel" }
 
       ######################
       # Optional builders. #
@@ -235,10 +236,6 @@ verifiers {
         name: "linux-goma-rbe-staging-rel"
         experiment_percentage: 50
       }
-      builders {
-        name: "win-libfuzzer-asan-rel"
-        experiment_percentage: 100
-      }
       builders {
         name: "win7_chromium_rel_loc_exp"
         experiment_percentage: 20