Updates statsd atoms.proto with small changes.

Renames the apphook atom to be more descriptive. Renames time
suffixes to match more clear convention (ms and msec are ambiguous).

Adds a field to CPU active time that's required for the metrics
to be usable.

Test: Test that statsd can still build.
Change-Id: I94866510738db994e8d757260f30e599ba995dbd
diff --git a/cmds/statsd/src/StatsService.h b/cmds/statsd/src/StatsService.h
index 3dc19fe..fd65869 100644
--- a/cmds/statsd/src/StatsService.h
+++ b/cmds/statsd/src/StatsService.h
@@ -193,9 +193,10 @@
     status_t cmd_write_data_to_disk(FILE* out);
 
     /**
-     * Write an AppHook event to the StatsLog buffer, as though StatsLog.write(APP_HOOK).
+     * Write an AppBreadcrumbReported event to the StatsLog buffer, as though StatsLog.write
+     * (APP_BREADCRUMB_REPORTED).
      */
-    status_t cmd_log_app_hook(FILE* out, const Vector<String8>& args);
+    status_t cmd_log_app_breadcrumb(FILE* out, const Vector<String8>& args);
 
     /**
      * Print contents of a pulled metrics source.