Reduce verbosity of service event logging.

Omits service name from destroyed events, since it can be derived by
looking back to the created event with the same ServiceRecord.

Change-Id: Ib7ab1031c0859437735e1fc985d58f47629b7ac4

Author: jsharkey

services/java/com/android/server/am/ActiveServices.java

@@ -1090,11 +1090,8 @@ private final void realStartServiceLocked(ServiceRecord r,
 
         boolean created = false;
         try {
-            mAm.mStringBuilder.setLength(0);
-            r.intent.getIntent().toShortString(mAm.mStringBuilder, true, false, true, false);
-            EventLog.writeEvent(EventLogTags.AM_CREATE_SERVICE,
-                    r.userId, System.identityHashCode(r), r.shortName,
-                    mAm.mStringBuilder.toString(), r.app.pid);
+            EventLogTags.writeAmCreateService(
+                    r.userId, System.identityHashCode(r), r.shortName, r.app.pid);
             synchronized (r.stats.getBatteryStats()) {
                 r.stats.startLaunchedLocked();
             }
@@ -1242,9 +1239,8 @@ private final void bringDownServiceLocked(ServiceRecord r, boolean force) {
         }
 
         if (DEBUG_SERVICE) Slog.v(TAG, "Bringing down " + r + " " + r.intent);
-        EventLog.writeEvent(EventLogTags.AM_DESTROY_SERVICE,
-                r.userId, System.identityHashCode(r), r.shortName,
-                (r.app != null) ? r.app.pid : -1);
+        EventLogTags.writeAmDestroyService(
+                r.userId, System.identityHashCode(r), (r.app != null) ? r.app.pid : -1);
 
         mServiceMap.removeServiceByName(r.name, r.userId);
         mServiceMap.removeServiceByIntent(r.intent, r.userId);

services/java/com/android/server/am/EventLogTags.logtags

@@ -63,9 +63,9 @@ option java_package com.android.server.am
 30024 am_broadcast_discard_filter (User|1|5),(Broadcast|1|5),(Action|3),(Receiver Number|1|1),(BroadcastFilter|1|5)
 30025 am_broadcast_discard_app (User|1|5),(Broadcast|1|5),(Action|3),(Receiver Number|1|1),(App|3)
 # A service is being created
-30030 am_create_service (User|1|5),(Service Record|1|5),(Name|3),(Intent|3),(PID|1|5)
+30030 am_create_service (User|1|5),(Service Record|1|5),(Name|3),(PID|1|5)
 # A service is being destroyed
-30031 am_destroy_service (User|1|5),(Service Record|1|5),(Name|3),(PID|1|5)
+30031 am_destroy_service (User|1|5),(Service Record|1|5),(PID|1|5)
 # A process has crashed too many times, it is being cleared
 30032 am_process_crashed_too_much (User|1|5),(Name|3),(PID|1|5)
 # An unknown process is trying to attach to the activity manager