Switch to standard integer types in tools/.

tools/android/heap_profiler/heap_dump.c

Index: tools/android/heap_profiler/heap_dump.c
diff --git a/tools/android/heap_profiler/heap_dump.c b/tools/android/heap_profiler/heap_dump.c
index 9df78c505f1d9284a9048876813842e524cb5348..e7bfbee1b043a62bd02de750d041e9617b5671bc 100644
--- a/tools/android/heap_profiler/heap_dump.c
+++ b/tools/android/heap_profiler/heap_dump.c
@@ -33,18 +33,19 @@
 #include <fcntl.h>
 #include <inttypes.h>
 #include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <time.h>
-#include <unistd.h>
 #include <sys/ptrace.h>
 #include <sys/stat.h>
 #include <sys/wait.h>
+#include <time.h>
+#include <unistd.h>
 
 #include "tools/android/heap_profiler/heap_profiler.h"
 
-
 static void lseek_abs(int fd, size_t off);
 static void read_proc_cmdline(char* cmdline, int size);
 static ssize_t read_safe(int fd, void* buf, size_t count);