Include string.h

libgralloc: strerror needs string.h
libqdutils: strerror needs string.h
libcopybit: memcpy needs string.h

Bug: 72343089
Change-Id: I36226fd656d26c4d0486d1c99f2317376c0d08dd

msm8084/libqdutils/comptype.h

@@ -31,6 +31,7 @@
 #define INCLUDE_LIBQCOM_COMPTYPES
 
 #include <stdint.h>
+#include <string.h>
 #include <utils/Singleton.h>
 #include <cutils/properties.h>
 

msm8960/libgralloc/ionalloc.cpp

@@ -34,6 +34,7 @@
 #include <fcntl.h>
 #include <log/log.h>
 #include <errno.h>
+#include <string.h>
 #include "gralloc_priv.h"
 #include "ionalloc.h"
 

msm8960/libqdutils/comptype.h

@@ -31,6 +31,7 @@
 #define INCLUDE_LIBQCOM_COMPTYPES
 
 #include <stdint.h>
+#include <string.h>
 #include <utils/Singleton.h>
 #include <cutils/properties.h>
 

msm8960/libqdutils/mdp_version.cpp

@@ -28,6 +28,7 @@
  */
 #include <log/log.h>
 #include <fcntl.h>
+#include <string.h>
 #include <sys/ioctl.h>
 #include <linux/fb.h>
 #include <linux/msm_mdp.h>