Install the remainder of tests that currently pass, but needed to have child clips removed

core/tests/regression_tests.rs

@@ -49,6 +49,9 @@ swf_tests! {
     (typeof_globals, "avm1/typeof_globals", 1),
     (closure_scope, "avm1/closure_scope", 1),
     (variable_args, "avm1/variable_args", 1),
+    (custom_clip_methods, "avm1/custom_clip_methods", 3),
+    (delete, "avm1/delete", 3),
+    (timeline_function_def, "avm1/timeline_function_def", 3),
 }
 
 /// Loads an SWF and runs it through the Ruffle core for a number of frames.

core/tests/swfs/avm1/custom_clip_methods/output.txt

@@ -0,0 +1,4 @@
+global function call
+tracealike: I was called as a method!
+tracealike: I was called by the child movie clip!
+child stopped via child_function

core/tests/swfs/avm1/delete/output.txt

@@ -0,0 +1,3 @@
+x: thing
+x: thing
+x: undefined

core/tests/swfs/avm1/timeline_function_def/output.txt

@@ -0,0 +1,7 @@
+timeline frame 1
+timeline frame 2
+timeline frame 3
+Global function call
+just called global function
+Global trace called: traced from frame 3!
+just called local function