sizerequestcache: Constify some locals

Make it clear that we only use them for lookups here.

diff --git a/gtk/gtksizerequestcache.c b/gtk/gtksizerequestcache.c
index 2c3df9f7bbf232ab5d20629df1eccd2deb60b375..4e85f7d6da81fed18e8bd5e887f76b37430c2bfc 100644 (file)
--- a/gtk/gtksizerequestcache.c
+++ b/gtk/gtksizerequestcache.c
@@ -221,7 +221,7 @@ _gtk_size_request_cache_lookup (SizeRequestCache *cache,
 {
   if (orientation == GTK_ORIENTATION_HORIZONTAL)
     {
-      CachedSizeX *result = NULL;
+      const CachedSizeX *result = NULL;
 
       if (for_size < 0)
        {
@@ -235,7 +235,7 @@ _gtk_size_request_cache_lookup (SizeRequestCache *cache,
          /* Search for an already cached size */
          for (i = 0; i < cache->flags[orientation].n_cached_requests; i++)
            {
-             SizeRequestX *cur = cache->requests_x[i];
+              const SizeRequestX *cur = cache->requests_x[i];
 
              if (cur->lower_for_size <= for_size &&
                  cur->upper_for_size >= for_size)
@@ -259,7 +259,7 @@ _gtk_size_request_cache_lookup (SizeRequestCache *cache,
     }
   else
     {
-      CachedSizeY *result = NULL;
+      const CachedSizeY *result = NULL;
 
       if (for_size < 0)
        {
@@ -273,7 +273,7 @@ _gtk_size_request_cache_lookup (SizeRequestCache *cache,
          /* Search for an already cached size */
          for (i = 0; i < cache->flags[orientation].n_cached_requests; i++)
            {
-             SizeRequestY *cur = cache->requests_y[i];
+              const SizeRequestY *cur = cache->requests_y[i];
 
              if (cur->lower_for_size <= for_size &&
                  cur->upper_for_size >= for_size)