dwrite: Implement IDWriteFont3::HasCharacter().

dlls/dwrite/font.c

@@ -1518,8 +1518,12 @@ static HRESULT WINAPI dwritefont3_GetFontFaceReference(IDWriteFont3 *iface, IDWr
 static BOOL WINAPI dwritefont3_HasCharacter(IDWriteFont3 *iface, UINT32 ch)
 {
     struct dwrite_font *This = impl_from_IDWriteFont3(iface);
-    FIXME("(%p)->(0x%x): stub\n", This, ch);
-    return FALSE;
+    BOOL ret;
+
+    TRACE("(%p)->(0x%x)\n", This, ch);
+
+    IDWriteFont_HasCharacter((IDWriteFont*)iface, ch, &ret);
+    return ret;
 }
 
 static DWRITE_LOCALITY WINAPI dwritefont3_GetLocality(IDWriteFont3 *iface)

dlls/dwrite/tests/font.c

@@ -5810,7 +5810,6 @@ static void test_HasCharacter(void)
         ok(hr == S_OK, "got 0x%08x\n", hr);
 
         ret = IDWriteFont3_HasCharacter(font3, 'A');
-    todo_wine
         ok(ret, "got %d\n", ret);
 
         IDWriteFont3_Release(font3);