Add sync_submodules builders on master.chromium.infra.

masters/master.chromium.infra/master.cfg

Index: masters/master.chromium.infra/master.cfg
diff --git a/masters/master.chromium.infra/master.cfg b/masters/master.chromium.infra/master.cfg
index cbff86a9ad80d1667cef70569180b7c8bb2cf1da..537727183702d9ba83fd739ecb85137512ab8377 100644
--- a/masters/master.chromium.infra/master.cfg
+++ b/masters/master.chromium.infra/master.cfg
@@ -43,38 +43,15 @@ LUCI_GAE_REPO_URL = (
 RECIPES_PY_REPO_URL = (
     'https://chromium.googlesource.com/external/github.com/luci/recipes-py')
 DEPOT_TOOLS_URL = 'https://chromium.googlesource.com/chromium/tools/depot_tools'
+CHROMIUM_REPO_URL = 'https://chromium.googlesource.com/chromium/src'
 
 c['change_source'].extend([
-  gitiles_poller.GitilesPoller(
-    repo_url=INFRA_REPO_URL,
-    project='infra',
-    branches=['master'],
-    pollInterval=10,
-    revlinktmpl=INFRA_REPO_URL+'/+/%s'),
-  gitiles_poller.GitilesPoller(
-    repo_url=LUCI_GAE_REPO_URL,
-    project='luci-gae',
-    branches=['master'],
-    pollInterval=10,
-    revlinktmpl=LUCI_GAE_REPO_URL+'/+/%s'),
-  gitiles_poller.GitilesPoller(
-    repo_url=LUCI_GO_REPO_URL,
-    project='luci-go',
-    branches=['master', 'go1'],
-    pollInterval=10,
-    revlinktmpl=LUCI_GO_REPO_URL+'/+/%s'),
-  gitiles_poller.GitilesPoller(
-    repo_url=RECIPES_PY_REPO_URL,
-    project='recipes-py',
-    branches=['master'],
-    pollInterval=10,
-    revlinktmpl=RECIPES_PY_REPO_URL+'/+/%s'),
-  gitiles_poller.GitilesPoller(
-    repo_url=DEPOT_TOOLS_URL,
-    project='depot_tools',
-    branches=['master'],
-    pollInterval=10,
-    revlinktmpl=DEPOT_TOOLS_URL+'/+/%s'),
+  gitiles_poller.GitilesPoller(INFRA_REPO_URL),
+  gitiles_poller.GitilesPoller(LUCI_GAE_REPO_URL, project='luci-gae'),
+  gitiles_poller.GitilesPoller(LUCI_GO_REPO_URL, branches=['master', 'go1']),
+  gitiles_poller.GitilesPoller(RECIPES_PY_REPO_URL),
+  gitiles_poller.GitilesPoller(DEPOT_TOOLS_URL),
+  gitiles_poller.GitilesPoller(CHROMIUM_REPO_URL),
 ])
 
 ####### BUILDERS
@@ -218,6 +195,19 @@ c['builders'].extend([
     'factory': f_annotations.BaseFactory('infra/depot_tools_builder'),
     'category': 'depot_tools',
   },
+
+  {
+    'name': 'codesearch-submodules-chromium',
+    'factory': f_annotations.BaseFactory(
+        'infra/sync_submodules',
+        {'source_repo': CHROMIUM_REPO_URL}),
+  },
+  {
+    'name': 'codesearch-submodules-infra',
+    'factory': f_annotations.BaseFactory(
+        'infra/sync_submodules',
+        {'source_repo': INFRA_REPO_URL}),
+  },
 ])
 
 ####### SCHEDULERS
@@ -228,6 +218,7 @@ c['schedulers'].extend([
       change_filter=ChangeFilter(project=['infra']),
       treeStableTimer=30,
       builderNames=[
+          'codesearch-submodules-infra',
           'infra-continuous-xenial-64',
           'infra-continuous-wily-64',
           'infra-continuous-trusty-64',
@@ -279,6 +270,14 @@ c['schedulers'].extend([
         'depot_tools zip uploader',
       ]
   ),
+  AnyBranchScheduler(
+      name='chromium-scheduler',
+      change_filter=ChangeFilter(project=['src']),
+      treeStableTimer=1,
+      builderNames=[
+        'codesearch-submodules-chromium',
+      ]
+  ),
 ])
 
 ####### BUILDSLAVES