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

tests/language/inline_test_context_test.dart

Index: tests/language/inline_test_context_test.dart
diff --git a/tests/language/inline_test_context_test.dart b/tests/language/inline_test_context_test.dart
index 89a3e749bed81feb0a5dfe4d9f45a69d7dc373d4..2c8fe2999b5933684fce984948f829eb7c7bad12 100644
--- a/tests/language/inline_test_context_test.dart
+++ b/tests/language/inline_test_context_test.dart
@@ -4,7 +4,7 @@
 // Test inlining of simple function with control flow in a test 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";