Make thirty functions static to reduce binary size

If any of those functions should be (unused) API functions,
they can easily be turned back once really needed.

Detected using a new cppcheck check that
uses the internal symbol database to catch
functions that are only used in the current file.

Change-Id: Ic2b1e5b8020b76397f11cefc4e205f3b7ac1f184

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/skin_parser/skin_parser.h b/lib/skin_parser/skin_parser.h
index c53896ca30..c59072594f 100644
--- a/lib/skin_parser/skin_parser.h
+++ b/lib/skin_parser/skin_parser.h
@@ -160,9 +160,9 @@ struct skin_element* skin_parse(const char* document,
 struct skin_element* skin_parse(const char* document);
 #endif
 /* Memory management functions */
-struct skin_element* skin_alloc_element(void);
-OFFSETTYPE(struct skin_element*)* skin_alloc_children(int count);
-struct skin_tag_parameter* skin_alloc_params(int count);
+static struct skin_element* skin_alloc_element(void);
+static OFFSETTYPE(struct skin_element*)* skin_alloc_children(int count);
+static struct skin_tag_parameter* skin_alloc_params(int count);
 char* skin_alloc_string(int length);
 
 void skin_free_tree(struct skin_element* root);