[sysmon] Rename sysmon get_* functions

get_ is a really bad name for these functions since get/set are
standard names for getters and setters, and these functions dont
actually get and return a value, they collect and send metrics as a
side effect.

BUG=None
TEST=None

Change-Id: I9677a6043e7a65d6328bb688e84ee8648510bf1e
Reviewed-on: https://chromium-review.googlesource.com/448804
Commit-Ready: Allen Li <ayatane@chromium.org>
Tested-by: Allen Li <ayatane@chromium.org>
Reviewed-by: Allen Li <ayatane@chromium.org>
diff --git a/scripts/sysmon/__main__.py b/scripts/sysmon/__main__.py
index a4fb04e..23a3612 100644
--- a/scripts/sysmon/__main__.py
+++ b/scripts/sysmon/__main__.py
@@ -29,30 +29,30 @@
   """Metric collector class."""
 
   def __init__(self, collect_prod_hosts=False):
-    self._get_osinfo = _TimedCallback(
-        callback=osinfo_metrics.get_os_info,
+    self._collect_osinfo = _TimedCallback(
+        callback=osinfo_metrics.collect_os_info,
         interval=60 * 60)
     if collect_prod_hosts:
       logger.info('Enabling prod host metric collection.')
-      self._get_prod_hosts = _TimedCallback(
-          callback=prod_metrics.get_prod_hosts,
+      self._collect_prod_hosts = _TimedCallback(
+          callback=prod_metrics.collect_prod_hosts,
           interval=10 * 60)
     else:
-      self._get_prod_hosts = lambda: None
+      self._collect_prod_hosts = lambda: None
 
   def __call__(self):
     """Collect metrics."""
-    system_metrics.get_uptime()
-    system_metrics.get_cpu_info()
-    system_metrics.get_disk_info()
-    system_metrics.get_mem_info()
-    system_metrics.get_net_info()
-    system_metrics.get_proc_info()
-    system_metrics.get_load_avg()
-    puppet_metrics.get_puppet_summary()
-    self._get_prod_hosts()
-    self._get_osinfo()
-    system_metrics.get_unix_time()  # must be just before flush
+    system_metrics.collect_uptime()
+    system_metrics.collect_cpu_info()
+    system_metrics.collect_disk_info()
+    system_metrics.collect_mem_info()
+    system_metrics.collect_net_info()
+    system_metrics.collect_proc_info()
+    system_metrics.collect_load_avg()
+    puppet_metrics.collect_puppet_summary()
+    self._collect_prod_hosts()
+    self._collect_osinfo()
+    system_metrics.collect_unix_time()  # must be just before flush
     metrics.Flush()
 
   @property