Don't #include <glib/gslice.h> from gmem.h

It looks like this was done just to help people port from gmem to
gslice, but nothing in this header actually requires gslice.h to be
included.

glib/garray.c

@@ -35,6 +35,7 @@
 
 #include "garray.h"
 
+#include "gslice.h"
 #include "gmem.h"
 #include "gthread.h"
 #include "gmessages.h"

glib/gbuffer.c

@@ -25,9 +25,9 @@
 
 #include <glib/gstrfuncs.h>
 #include <glib/gatomic.h>
+#include <glib/gslice.h>
 #include <glib/gmem.h>
 
-
 typedef struct
 {
   GBuffer buffer;

glib/gcache.c

@@ -32,6 +32,7 @@
 
 #include "gcache.h"
 
+#include "gslice.h"
 #include "ghash.h"
 #include "gtestutils.h"
 

glib/gchecksum.c

@@ -24,6 +24,7 @@
 
 #include "gchecksum.h"
 
+#include "gslice.h"
 #include "gmem.h"
 #include "gstrfuncs.h"
 #include "gtestutils.h"

glib/gdataset.c

@@ -37,6 +37,7 @@
 #include "gdataset.h"
 #include "gbitlock.h"
 
+#include "gslice.h"
 #include "gdatasetprivate.h"
 #include "ghash.h"
 #include "gquark.h"

glib/gdatetime.c

@@ -60,6 +60,7 @@
 
 #include "gdatetime.h"
 
+#include "gslice.h"
 #include "gatomic.h"
 #include "gfileutils.h"
 #include "ghash.h"

glib/gerror.c

@@ -352,6 +352,7 @@
 
 #include "gerror.h"
 
+#include "gslice.h"
 #include "gstrfuncs.h"
 #include "gtestutils.h"
 

glib/ghash.c

@@ -37,6 +37,7 @@
 #include "gstrfuncs.h"
 #include "gatomic.h"
 #include "gtestutils.h"
+#include "gslice.h"
 
 
 /**

glib/ghmac.c

@@ -28,6 +28,7 @@
 
 #include "glib/galloca.h"
 #include "gatomic.h"
+#include "gslice.h"
 #include "gmem.h"
 #include "gstrfuncs.h"
 #include "gtestutils.h"

glib/ghook.c

@@ -36,6 +36,7 @@
 #include "ghook.h"
 
 #include "gtestutils.h"
+#include "gslice.h"
 
 
 /* --- functions --- */

glib/glist.c

@@ -31,6 +31,7 @@
 #include "config.h"
 
 #include "glist.h"
+#include "gslice.h"
 
 #include "gtestutils.h"
 

glib/gmarkup.c

@@ -29,6 +29,7 @@
 
 #include "gmarkup.h"
 
+#include "gslice.h"
 #include "galloca.h"
 #include "gstrfuncs.h"
 #include "gstring.h"

glib/gmem.c

@@ -36,6 +36,7 @@
 #include <string.h>
 #include <signal.h>
 
+#include "gslice.h"
 #include "gbacktrace.h"
 #include "gtestutils.h"
 #include "gthread.h"

glib/gmem.h

@@ -31,7 +31,6 @@
 #ifndef __G_MEM_H__
 #define __G_MEM_H__
 
-#include <glib/gslice.h>
 #include <glib/gtypes.h>
 
 G_BEGIN_DECLS

glib/gnode.c

@@ -35,6 +35,8 @@
 
 #include "gnode.h"
 
+#include "gslice.h"
+
 #include "gtestutils.h"
 
 /**

glib/gqueue.c

@@ -54,6 +54,7 @@
 #include "gqueue.h"
 
 #include "gtestutils.h"
+#include "gslice.h"
 
 /**
  * g_queue_new:

glib/gsequence.c

@@ -24,6 +24,7 @@
 
 #include "gmem.h"
 #include "gtestutils.h"
+#include "gslice.h"
 /**
  * SECTION:sequence
  * @title: Sequences

glib/gslist.c

@@ -31,7 +31,9 @@
 #include "config.h"
 
 #include "gslist.h"
+
 #include "gtestutils.h"
+#include "gslice.h"
 
 /**
  * SECTION:linked_lists_single

glib/gtestutils.c

@@ -48,6 +48,7 @@
 #include "grand.h"
 #include "gstrfuncs.h"
 #include "gtimer.h"
+#include "gslice.h"
 
 
 /* Global variable for storing assertion messages; this is the counterpart to

glib/gtimezone.c

@@ -34,6 +34,7 @@
 #include "ghash.h"
 #include "gthread.h"
 #include "gbufferprivate.h"
+#include "gslice.h"
 
 /**
  * SECTION:timezone

glib/gtree.c

@@ -34,6 +34,7 @@
 
 #include "gatomic.h"
 #include "gtestutils.h"
+#include "gslice.h"
 
 /**
  * SECTION:trees-binary

glib/gvariant-parser.c

@@ -32,6 +32,7 @@
 #include "gtestutils.h"
 #include "gvariant.h"
 #include "gvarianttype.h"
+#include "gslice.h"
 
 /*
  * two-pass algorithm

glib/gvariant.c

@@ -29,6 +29,7 @@
 #include <glib/gvariant-core.h>
 #include <glib/gtestutils.h>
 #include <glib/gstrfuncs.h>
+#include <glib/gslice.h>
 #include <glib/ghash.h>
 #include <glib/gmem.h>
 

glib/gvarianttypeinfo.c

@@ -26,9 +26,9 @@
 
 #include <glib/gtestutils.h>
 #include <glib/gthread.h>
+#include <glib/gslice.h>
 #include <glib/ghash.h>
 
-
 /* < private >
  * GVariantTypeInfo:
  *