[gjs: 9/18] lint: Make header include changes suggested by IWYU

[Philip Chimento <pchimento src gnome org>]

commit 2b30166744c775175e1ab7aa81218d8eb823d665
Author: Philip Chimento <philip chimento gmail com>
Date:   Sat Nov 23 23:18:33 2019 -0800

    lint: Make header include changes suggested by IWYU
    
    IWYU still gives a number of false positives, but these particular
    changes look legit.

 gjs/engine.cpp            | 1 -
 libgjs-private/gjs-util.c | 1 +
 modules/system.cpp        | 1 +
 3 files changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/gjs/engine.cpp b/gjs/engine.cpp
index 359bcc77..e03d13db 100644
--- a/gjs/engine.cpp
+++ b/gjs/engine.cpp
@@ -41,7 +41,6 @@
 #include "gjs/context-private.h"
 #include "gjs/engine.h"
 #include "gjs/jsapi-util.h"
-#include "gjs/macros.h"
 #include "util/log.h"
 
 /* Implementations of locale-specific operations; these are used
diff --git a/libgjs-private/gjs-util.c b/libgjs-private/gjs-util.c
index a5b44fec..20a732d5 100644
--- a/libgjs-private/gjs-util.c
+++ b/libgjs-private/gjs-util.c
@@ -24,6 +24,7 @@
 
 #include <locale.h>    /* for setlocale */
 #include <stddef.h>    /* for size_t */
+#include <string.h>    /* for strcmp */
 #include <sys/types.h> /* IWYU pragma: keep */
 
 #include <gio/gio.h>
diff --git a/modules/system.cpp b/modules/system.cpp
index 65494bfa..b0e536db 100644
--- a/modules/system.cpp
+++ b/modules/system.cpp
@@ -41,6 +41,7 @@
 #include "gjs/jsapi-util-args.h"
 #include "gjs/jsapi-util.h"
 #include "modules/system.h"
+#include "util/log.h"
 
 /* Note that this cannot be relied on to test whether two objects are the same!
  * SpiderMonkey can move objects around in memory during garbage collection,