Add the missing #include of <functional>.

For the use of std::function and std::bind. They were relying on the
transitive inclusion from <minui/minui.h>.

Test: mmma bootable/recovery
Change-Id: Ia138e1cbdd035b11d6cdca9e16c5591303b6ee13

1 files changed, 1 insertions, 0 deletions

diff --git a/ui.cpp b/ui.cpp
index 3ecd6d12..a796461c 100644
--- a/ui.cpp
+++ b/ui.cpp
@@ -30,6 +30,7 @@
 #include <time.h>
 #include <unistd.h>
 
+#include <functional>
 #include <string>
 
 #include <android-base/file.h>