Revert of gae_ts_mon: instrument Cloud Endpoint methods

infra_libs/ts_mon/common/interface.py

Index: infra_libs/ts_mon/common/interface.py
diff --git a/infra_libs/ts_mon/common/interface.py b/infra_libs/ts_mon/common/interface.py
index 73d6de2024e4d60930e77af1b7a6d5fd1a4a5276..40581a5ab12d03d2259fbf38904f622d6e1a1123 100644
--- a/infra_libs/ts_mon/common/interface.py
+++ b/infra_libs/ts_mon/common/interface.py
@@ -78,11 +78,6 @@
     # Cached time of the last flush. Useful mostly in AppEngine apps.
     self.last_flushed = datetime.datetime.utcfromtimestamp(0)
 
-  def reset_for_unittest(self):
-    self.metrics = {}
-    self.last_flushed = datetime.datetime.utcfromtimestamp(0)
-    self.store.reset_for_unittest()
-
 state = State()
 
 
@@ -137,10 +132,8 @@
     state.flush_thread.stop()
 
 
-def reset_for_unittest(disable=False):
-  state.reset_for_unittest()
-  if disable:
-    state.flush_enabled_fn = lambda: False
+def reset_for_unittest():
+  state.store.reset_for_unittest()
 
 
 class _FlushThread(threading.Thread):