docs/updating_clang.md: Clean up list of try bots to trigger.

docs/updating_clang.md

Index: docs/updating_clang.md
diff --git a/docs/updating_clang.md b/docs/updating_clang.md
index 7b4f98ed45d63b1de286e5647e6a93fd322d7ed5..5cbd990e4be6767ea911dcbcfc4e9522be090da7 100644
--- a/docs/updating_clang.md
+++ b/docs/updating_clang.md
@@ -7,13 +7,11 @@
 1.  If the clang upload trybots succeed, run the goma package update script to
     push these packages to goma. If you do not have the necessary credentials to
     do the upload, ask clang@chromium.org to find someone who does
-1.  Run an exhaustive set of try jobs to test the new compiler: `git cl try &&

[hans, 2016/05/05 17:14:38]

I kind of like having the "Run an exhaustive set ..." line here (or something
similar) because it explains why we're not just running the regular set of bots.

-    git cl try -m tryserver.chromium.mac -b mac_chromium_rel_ng -b
-    mac_chromium_asan_rel_ng -b mac_chromium_gn_dbg -b ios_rel_device_ninja &&
+1.  `git cl try &&
+    git cl try -m tryserver.chromium.mac -b mac_chromium_asan_rel_ng
+    -b mac_chromium_gn_dbg &&
     git cl try -m tryserver.chromium.linux -b linux_chromium_chromeos_dbg_ng
-    -b linux_chromium_asan_rel_ng -b linux_chromium_chromeos_asan_rel_ng
-    -b linux_chromium_rel_ng -b linux_chromium_msan_rel_ng &&
-    git cl try -m tryserver.chromium.android -b android_clang_dbg_recipe &&
+    -b linux_chromium_chromeos_asan_rel_ng -b linux_chromium_msan_rel_ng &&
     git cl try -m tryserver.blink -b linux_blink_rel`
 1.  Commit roll CL from the first step
 1.  The bots will now pull the prebuilt binary, and goma will have a matching