gdiplus: Use helper function for HeapAlloc calls.

dlls/gdiplus/font.c

@@ -1612,7 +1612,7 @@ static INT CALLBACK add_font_proc(const LOGFONTW *lfw, const TEXTMETRICW *ntm,
     if (fonts->allocated == fonts->count)
     {
         INT new_alloc_count = fonts->allocated+50;
-        GpFontFamily** new_family_list = HeapAlloc(GetProcessHeap(), 0, new_alloc_count*sizeof(void*));
+        GpFontFamily** new_family_list = heap_alloc(new_alloc_count*sizeof(void*));
 
         if (!new_family_list)
             return 0;

dlls/gdiplus/gdiplus_private.h

@@ -48,6 +48,12 @@
 #define GIF_DISPOSE_RESTORE_TO_BKGND 2
 #define GIF_DISPOSE_RESTORE_TO_PREV 3
 
+static void *heap_alloc(size_t len) __WINE_ALLOC_SIZE(1);
+static inline void *heap_alloc(size_t len)
+{
+    return HeapAlloc(GetProcessHeap(), 0, len);
+}
+
 static void *heap_alloc_zero(size_t len) __WINE_ALLOC_SIZE(1);
 static inline void *heap_alloc_zero(size_t len)
 {

dlls/gdiplus/image.c

@@ -92,7 +92,7 @@ static ColorPalette *get_palette(IWICBitmapFrameDecode *frame, WICBitmapPaletteT
             UINT count;
 
             IWICPalette_GetColorCount(wic_palette, &count);
-            palette = HeapAlloc(GetProcessHeap(), 0, 2 * sizeof(UINT) + count * sizeof(ARGB));
+            palette = heap_alloc(2 * sizeof(UINT) + count * sizeof(ARGB));
             IWICPalette_GetColors(wic_palette, count, palette->Entries, &palette->Count);
 
             IWICPalette_GetType(wic_palette, &type);
@@ -1692,7 +1692,7 @@ GpStatus WINGDIPAPI GdipCreateBitmapFromHICON(HICON hicon, GpBitmap** bitmap)
     {
         if (iinfo.hbmMask)
         {
-            BYTE *bits = HeapAlloc(GetProcessHeap(), 0, height * stride);
+            BYTE *bits = heap_alloc(height * stride);
 
             /* read alpha data from the mask */
             if (iinfo.hbmColor)
@@ -2874,7 +2874,7 @@ GpStatus WINGDIPAPI GdipGetAllPropertyItems(GpImage *image, UINT size,
         item_size = propvariant_size(&value);
         if (item_size)
         {
-            item = HeapAlloc(GetProcessHeap(), 0, item_size + sizeof(*item));
+            item = heap_alloc(item_size + sizeof(*item));
 
             propvariant_to_item(&value, item, item_size + sizeof(*item), id.u.uiVal);
             buf[i].id = item->id;