Fix implicit function declaration and coords (they are parent relative)

Author: leolost2605

src/Widgets/WindowClone.vala

@@ -477,7 +477,7 @@ public class Gala.WindowClone : Clutter.Actor {
         close_button.allocate (close_button_alloc);
 
         var rect = Graphene.Rect ().init (box.get_x (), box.get_y (), box.get_width (), box.get_height ());
-        get_relative_transformation_matrix (get_stage ()).transform_rect (rect);
+        get_parent ().get_relative_transformation_matrix (get_stage ()).transform_rect (rect);
         var monitor_index = display.get_monitor_index_for_rect (Mtk.Rectangle.from_graphene_rect (rect, ROUND));
         var monitor_scale = display.get_monitor_scale (monitor_index);
 

vapi/mutter-clutter.vapi

@@ -4763,6 +4763,7 @@ namespace Clutter {
 		public unowned Clutter.Actor? get_previous_sibling ();
 		public bool get_reactive ();
 #if HAS_MUTTER45
+[		CCode (cheader_filename = "clutter/clutter.h")]
 		public Graphene.Matrix get_relative_transformation_matrix (Clutter.Actor? ancestor);
 #endif
 		public Clutter.RequestMode get_request_mode ();
@@ -6807,7 +6808,7 @@ namespace Clutter {
 #else
 		public void update_device (Clutter.InputDevice device, Clutter.EventSequence sequence, Graphene.Point point, uint32 time, Clutter.Actor new_actor, Cairo.Region region, bool emit_crossing);
 #endif
-#if HAS_MUTTER45	
+#if HAS_MUTTER45
 		[NoAccessorMethod]
 		public bool is_grabbed { get; }
 #endif
@@ -6865,7 +6866,7 @@ namespace Clutter {
 		public void destroy ();
 #endif
 		public unowned Cogl.Framebuffer get_framebuffer ();
-#if HAS_MUTTER45	
+#if HAS_MUTTER45
 		public void get_layout (Mtk.Rectangle rect);
 #else
 		public void get_layout (Cairo.RectangleInt rect);
@@ -6902,7 +6903,7 @@ namespace Clutter {
 		public virtual void setup_offscreen_blit_pipeline (Cogl.Pipeline pipeline);
 #endif
 		[NoWrapper]
-#if HAS_MUTTER45	
+#if HAS_MUTTER45
 		public virtual void transform_rect_to_onscreen (Mtk.Rectangle src_rect, int dst_width, int dst_height, Mtk.Rectangle dst_rect);
 #else
 		public virtual void transform_rect_to_onscreen (Cairo.RectangleInt src_rect, int dst_width, int dst_height, Cairo.RectangleInt dst_rect);