[toolchain-utils] Increase timeout for buildbot tryjobs.

Recent infrastructure changes have added some stages to our trybot
jobs making them take longer, and causing them to hit our timeout
limit.  This CL increases the timeout limit.

BUG=chromium:908188
TEST=None

Change-Id: I19bab9d5ee8d0d4074575a1a719fa23fe5de6704
Reviewed-on: https://chromium-review.googlesource.com/1349479
Commit-Ready: Caroline Tice <cmtice@chromium.org>
Tested-by: Caroline Tice <cmtice@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
diff --git a/cros_utils/buildbot_utils.py b/cros_utils/buildbot_utils.py
index cde6583..a25fbca 100644
--- a/cros_utils/buildbot_utils.py
+++ b/cros_utils/buildbot_utils.py
@@ -17,9 +17,9 @@
 INITIAL_SLEEP_TIME = 7200  # 2 hours; wait time before polling buildbot.
 SLEEP_TIME = 600  # 10 minutes; time between polling of buildbot.
 
-# Some of our slower builders (llmv-next) are taking more
-# than 8 hours. So, increase this TIME_OUT to 9 hours.
-TIME_OUT = 32400  # Decide the build is dead or will never finish
+# Some of our slower builders (llvm-next) are taking more
+# than 8 hours. So, increase this TIME_OUT to 10.5 hours.
+TIME_OUT = 37800  # Decide the build is dead or will never finish
 
 
 class BuildbotTimeout(Exception):