Add tcmalloc bot

Bug: 868024
Change-Id: I4d8b01b7e78fdd9b16b563174af9af41907ee1e5
Reviewed-on: https://chromium-review.googlesource.com/1152289
Commit-Queue: Stephen Martinis <martiniss@chromium.org>
Reviewed-by: Ryan Tseng <hinoka@chromium.org>
Reviewed-by: Nodir Turakulov <nodir@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#579520}

infra/config/global/cr-buildbucket.cfg

@@ -1860,6 +1860,11 @@ buckets {
       dimensions: "os:Ubuntu-14.04"
       mixins: "fyi-ci"
     }
+    builders {
+      name: "linux-tcmalloc-rel"
+      dimensions: "os:Ubuntu-14.04"
+      mixins: "fyi-ci"
+    }
     builders {
       name: "Mac deterministic (dbg)"
       dimensions: "os:Mac-10.13"

infra/config/global/luci-milo.cfg

@@ -2294,6 +2294,10 @@ consoles {
     name: "buildbucket/luci.chromium.ci/VR Linux"
     category: "linux"
   }
+  builders {
+    name: "buildbucket/luci.chromium.ci/linux-tcmalloc-rel"
+    category: "linux"
+  }
   builders {
     name: "buildbucket/luci.chromium.ci/Mojo Android"
     category: "mojo"

infra/config/global/luci-scheduler.cfg

@@ -191,6 +191,7 @@ trigger {
   triggers: "UBSan Release"
   triggers: "UBSan vptr Release"
   triggers: "VR Linux"
+  triggers: "linux-tcmalloc-rel"
   triggers: "Win 10 Fast Ring"
   triggers: "Win ASan Release Media"
   triggers: "Win ASan Release"
@@ -3214,6 +3215,16 @@ job {
   }
 }
 
+job {
+  id: "linux-tcmalloc-rel"
+  acl_sets: "default"
+  buildbucket: {
+    server: "cr-buildbucket.appspot.com"
+    bucket: "luci.chromium.ci"
+    builder: "linux-tcmalloc-rel"
+  }
+}
+
 job {
   id: "WebKit Linux Trusty ASAN"
   acl_sets: "default"

testing/buildbot/waterfalls.pyl

@@ -2550,6 +2550,13 @@
           'gtest_tests': 'vr_platform_specific_chromium_gtests',
         },
       },
+      'linux-tcmalloc-rel': {
+        'test_suites': {
+          'gtest_tests': 'chromium_linux_gtests',
+          'isolated_scripts': 'chromium_linux_rel_isolated_scripts',
+          'scripts': 'chromium_linux_scripts',
+        },
+      },
       'WebKit Linux layout_ng Dummy Builder': {
         'swarming': {
           'dimension_sets': [

tools/mb/mb_config.pyl

@@ -218,6 +218,7 @@
 
       'Site Isolation Android': 'android_release_bot_minimal_symbols_arm64',
       'VR Linux': 'vr_release_bot',
+      'linux-tcmalloc-rel': 'tcmalloc_release_bot',
       'Win 10 Fast Ring': 'release_trybot',
       'Windows deterministic': 'release_bot_x86_minimal_symbols',
       'Windows Clang deterministic': 'clang_release_bot_minimal_symbols_x86',
@@ -1570,6 +1571,10 @@
       'release_bot', 'x86', 'minimal_symbols', 'no_clang', 'use_cxx11',
     ],
 
+    'tcmalloc_release_bot': [
+      'tcmalloc', 'release_bot',
+    ],
+
     'tsan_disable_nacl_debug_bot': [
       'tsan', 'disable_nacl', 'debug_bot',
     ],
@@ -2029,6 +2034,10 @@
       'gn_args': 'use_thin_lto=true',
     },
 
+    'tcmalloc': {
+      'gn_args': 'use_new_tcmalloc=true',
+    },
+
     'tsan': {
       'gn_args': 'is_tsan=true',
     },