Add --no-background-compilation to tests that expect to run code in optimized form

tests/language/inline_effect_context_test.dart

Index: tests/language/inline_effect_context_test.dart
diff --git a/tests/language/inline_effect_context_test.dart b/tests/language/inline_effect_context_test.dart
index e10e493c4a5a7b44adc6ce33641711b34db7c866..0fc2afe344f3b5d276e4a38748425337954b5de2 100644
--- a/tests/language/inline_effect_context_test.dart
+++ b/tests/language/inline_effect_context_test.dart
@@ -4,7 +4,7 @@
 // Test inlining of simple function with control flow in an effect context.
 // Optimize function foo with instance of A and inlined function bar. Call later
 // with instance of B and cause deoptimization.
-// VMOptions=--optimization-counter-threshold=10 --no-use-osr
+// VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-compilation
 
 import "package:expect/expect.dart";