Revert of Add field_specs to all metrics in luci-py

appengine/third_party/gae_ts_mon/shared.py

Index: appengine/third_party/gae_ts_mon/shared.py
diff --git a/appengine/third_party/gae_ts_mon/shared.py b/appengine/third_party/gae_ts_mon/shared.py
index 14bd9990eef633dfbe6a4f76da1f06e038e9aa6e..c3daafbaaf468949b766f93604394d37829756c8 100644
--- a/appengine/third_party/gae_ts_mon/shared.py
+++ b/appengine/third_party/gae_ts_mon/shared.py
@@ -22,20 +22,17 @@
 
 appengine_default_version = metrics.StringMetric(
     'appengine/default_version',
-    'Name of the version currently marked as default.',
-    None)
+    description='Name of the version currently marked as default.')
 started_counter = metrics.CounterMetric(
     'appengine/instances/started',
-    'Count the number of GAE instance initializations.',
-    None)
+    description='Count the number of GAE instance initializations.')
 shutdown_counter = metrics.CounterMetric(
     'appengine/instances/shutdown',
-    'Count the number of GAE instance shutdowns.',
-    None)
+    description='Count the number of GAE instance shutdowns.')
 expired_counter = metrics.CounterMetric(
     'appengine/instances/expired',
-    'Count the number of GAE instance expirations due to inactivity.',
-    None)
+    description=('Count the number of GAE instance expirations '
+                 'due to inactivity.'))
 
 
 global_metrics = {}