Fix warnings_checker.dart handling of multitests

tests/language_strong/type_promotion_closure_test.dart

Index: tests/language_strong/type_promotion_closure_test.dart
diff --git a/tests/language_strong/type_promotion_closure_test.dart b/tests/language_strong/type_promotion_closure_test.dart
index 5b0b2c0224a25c59c7af14c56bbcdf98699a7a13..2a1660d549b78395273bcf066a2f319151b95f53 100644
--- a/tests/language_strong/type_promotion_closure_test.dart
+++ b/tests/language_strong/type_promotion_closure_test.dart
@@ -49,7 +49,7 @@ void test1() {
   A a = new E();
   if (a is B) {
     print(a.a);
-    print(a.b); /// 01: static type warning
+    print(a.b); //# 01: static type warning
   }
   void foo() {
     a = new D();
@@ -63,7 +63,7 @@ void test2() {
   }
   if (a is B) {
     print(a.a);
-    print(a.b); /// 02: static type warning
+    print(a.b); //# 02: static type warning
   }
 }
 
@@ -74,12 +74,12 @@ void test3() {
   }
   if (a is B) {
     print(a.a);
-    print(a.b); /// 03: static type warning
+    print(a.b); //# 03: static type warning
     void foo() {
       a = new D();
     }
     print(a.a);
-    print(a.b); /// 04: static type warning
+    print(a.b); //# 04: static type warning
   }
 }
 
@@ -90,19 +90,19 @@ void test3a() {
   }
   if ((((a)) is B)) {
     print(a.a);
-    print(a.b); /// 15: static type warning
+    print(a.b); //# 15: static type warning
     void foo() {
       a = new D();
     }
     print(a.a);
-    print(a.b); /// 16: static type warning
+    print(a.b); //# 16: static type warning
   }
 }
 
 void test4() {
   A a = new E();
   if (a is B) {
-    func(() => a.b); /// 05: ok
+    func(() => a.b); //# 05: ok
     print(a.a);
     print(a.b);
   }
@@ -111,7 +111,7 @@ void test4() {
 void test5() {
   A a = new E();
   if (a is B) {
-    func(() => a.b); /// 06: static type warning
+    func(() => a.b); //# 06: static type warning
     print(a.a);
   }
   a = null;
@@ -122,7 +122,7 @@ void test6() {
   if (a is B) {
     func(() => a);
     print(a.a);
-    print(a.b); /// 07: static type warning
+    print(a.b); //# 07: static type warning
   }
   a = null;
 }
@@ -132,7 +132,7 @@ void test6a() {
   if (((a) is B)) {
     func(() => a);
     print(a.a);
-    print(a.b); /// 14: static type warning
+    print(a.b); //# 14: static type warning
   }
   a = null;
 }
@@ -141,7 +141,7 @@ void test7() {
   A a = new E();
   if (a is B && func(() => a)) {
     print(a.a);
-    print(a.b); /// 08: ok
+    print(a.b); //# 08: ok
   }
   a = null;
 }
@@ -149,7 +149,7 @@ void test7() {
 void test8() {
   A a = new E();
   if (a is B
-      && func(() => a.b) /// 09: static type warning
+      && func(() => a.b) //# 09: static type warning
                         ) {
     print(a.a);
   }
@@ -158,7 +158,7 @@ void test8() {
 
 void test9() {
   A a = new E();
-  var b = a is B ? func(() => a.b) : false; /// 10: static type warning
+  var b = a is B ? func(() => a.b) : false; //# 10: static type warning
   a = null;
 }
 
@@ -166,7 +166,7 @@ void test10() {
   List<A> a = <E>[new E()];
   if (a is List<B>) {
     func(() => a[0]);
-    print(a[0].b); /// 11: static type warning
+    print(a[0].b); //# 11: static type warning
   }
   a = null;
 }
@@ -175,7 +175,7 @@ void test11() {
   List<A> a = <E>[new E()];
   if (a is List<B>) {
     func(() => a[0] = null);
-    print(a[0].b); /// 12: static type warning
+    print(a[0].b); //# 12: static type warning
   }
   a = null;
 }
@@ -185,7 +185,7 @@ void test12() {
   if (a is B) {
     func(() => a++);
     print(a.a);
-    print(a.b); /// 13: static type warning
+    print(a.b); //# 13: static type warning
   }
   a = null;
 }