Merge "Add the missing #include of <functional>."

am: dd553d280f

Change-Id: I9592ef7ff84d12acc027ba4f9f5014abbb45b805

minui/events.cpp

@@ -24,6 +24,8 @@
 #include <sys/ioctl.h>
 #include <unistd.h>
 
+#include <functional>
+
 #include "minui/minui.h"
 
 #define MAX_DEVICES 16

ui.cpp

@@ -30,6 +30,7 @@
 #include <time.h>
 #include <unistd.h>
 
+#include <functional>
 #include <string>
 
 #include <android-base/file.h>