Build oprofile tools on the host.

Change-Id: I9911afe75ad24b5d39aedee4cf4c27ce418d033c
diff --git a/oprofile_android b/oprofile_android
index afefe71..3373b0c 100755
--- a/oprofile_android
+++ b/oprofile_android
@@ -123,7 +123,8 @@
     rc, output = self.adb.shell(['/system/xbin/opcontrol'] + self.opcontrol_verbose() + [
       '--reset',
       '--kernel-range=' + vma_start + '-' + vma_end,
-      '--event=CPU_CYCLES:100000',
+      #'--event=CPU_CYCLES:100000',
+      '--timer',
       '--setup',
       '--status', '--verbose-log=all'])
 
@@ -159,4 +160,4 @@
 # Main entry point
 tool = Tool(sys.argv)
 rc = tool.main()
-sys.exit(rc)
\ No newline at end of file
+sys.exit(rc)