Fix warnings_checker.dart handling of multitests

tests/language_strong/type_promotion_functions_test.dart

Index: tests/language_strong/type_promotion_functions_test.dart
diff --git a/tests/language_strong/type_promotion_functions_test.dart b/tests/language_strong/type_promotion_functions_test.dart
index bcf12b3c4389b0961cc9cdb5bbf7bc66ab687862..c9caf0359aa9bdb9abf2336924d8605a86434a12 100644
--- a/tests/language_strong/type_promotion_functions_test.dart
+++ b/tests/language_strong/type_promotion_functions_test.dart
@@ -35,13 +35,13 @@ testFuncAtoDyn() {
   FuncAtoDyn funcAtoDyn = func;
   a = funcAtoDyn(new A());
   b = funcAtoDyn(new B());
-  c = funcAtoDyn(new C()); /// 01: static type warning
+  c = funcAtoDyn(new C()); //# 01: static type warning
 
   if (funcAtoDyn is FuncDynToDyn) {
     // No promotion: FuncDynToDyn !<< FuncAtoDyn.
     a = funcAtoDyn(new A());
     b = funcAtoDyn(new B());
-    c = funcAtoDyn(new C()); /// 11: static type warning
+    c = funcAtoDyn(new C()); //# 11: static type warning
   }
 }
 
@@ -54,28 +54,28 @@ testFuncDynToDyn() {
   if (funcDynToDyn is FuncAtoDyn) { // Promotion: FuncAtoDyn << FuncDynToDyn.
     a = funcDynToDyn(new A());
     b = funcDynToDyn(new B());
-    c = funcDynToDyn(new C()); /// 09: static type warning
+    c = funcDynToDyn(new C()); //# 09: static type warning
   }
 
   if (funcDynToDyn is FuncDynToVoid) {
     // Promotion: FuncDynToVoid << FuncDynToDyn.
-    a = funcDynToDyn(new A()); /// 12: static type warning
-    b = funcDynToDyn(new B()); /// 13: static type warning
-    c = funcDynToDyn(new C()); /// 14: static type warning
+    a = funcDynToDyn(new A()); //# 12: static type warning
+    b = funcDynToDyn(new B()); //# 13: static type warning
+    c = funcDynToDyn(new C()); //# 14: static type warning
   }
 
   if (funcDynToDyn is FuncDynToA) { // Promotion: FuncDynToA << FuncDynToDyn.
     a = funcDynToDyn(new A());
     b = funcDynToDyn(new B());
-    c = funcDynToDyn(new C()); /// 10: static type warning
+    c = funcDynToDyn(new C()); //# 10: static type warning
   }
 }
 
 testFuncDynToVoid() {
   FuncDynToVoid funcDynToVoid = func;
-  a = funcDynToVoid(new A()); /// 02: static type warning
-  b = funcDynToVoid(new B()); /// 03: static type warning
-  c = funcDynToVoid(new C()); /// 04: static type warning
+  a = funcDynToVoid(new A()); //# 02: static type warning
+  b = funcDynToVoid(new B()); //# 03: static type warning
+  c = funcDynToVoid(new C()); //# 04: static type warning
 
   if (funcDynToVoid is FuncDynToDyn) {
     // Promotion: FuncDynToDyn << FuncDynToVoid.
@@ -87,7 +87,7 @@ testFuncDynToVoid() {
   if (funcDynToVoid is FuncDynToA) { // Promotion: FuncDynToA << FuncDynToVoid.
     a = funcDynToVoid(new A());
     b = funcDynToVoid(new B());
-    c = funcDynToVoid(new C()); /// 05: static type warning
+    c = funcDynToVoid(new C()); //# 05: static type warning
   }
 }
 
@@ -95,19 +95,19 @@ testFuncDynToA() {
   FuncDynToA funcDynToA = func;
   a = funcDynToA(new A());
   b = funcDynToA(new B());
-  c = funcDynToA(new C()); /// 06: static type warning
+  c = funcDynToA(new C()); //# 06: static type warning
 
   if (funcDynToA is FuncDynToDyn) {
     // No promotion: FuncDynToDyn !<< FuncDynToA.
     a = funcDynToA(new A());
     b = funcDynToA(new B());
-    c = funcDynToA(new C()); /// 08: static type warning
+    c = funcDynToA(new C()); //# 08: static type warning
   }
 
   if (funcDynToA is FuncDynToVoid) {
     // No promotion: FuncDynToVoid !<< FuncDynToA.
     a = funcDynToA(new A());
     b = funcDynToA(new B());
-    c = funcDynToA(new C()); /// 07: static type warning
+    c = funcDynToA(new C()); //# 07: static type warning
   }
 }