Enable analyzer tests after fixing them for analysis

tests/language/string_split_test.dart

Index: tests/language/string_split_test.dart
diff --git a/tests/language/string_split_test.dart b/tests/language/string_split_test.dart
index 56189ccf937d70170ca0b73512ff4dcd5f130e5f..8cf00bb1a4aa0565607eeed933f2ec7f71fd1af2 100644
--- a/tests/language/string_split_test.dart
+++ b/tests/language/string_split_test.dart
@@ -8,6 +8,7 @@ import "package:expect/expect.dart";
 class EvilMatch implements Match {
   int get start => 100000000;
   int get end => 3;
+  bool noSuchMethod(Invocation im) {}  // To appease dartanalyzer.
 }
 
 class EvilIterator implements Iterator {
@@ -20,7 +21,8 @@ class EvilIterable extends Iterable {
 }
 
 class EvilPattern implements Pattern {
-  Iterable allMatches(String s) => new EvilIterable();
+  Iterable allMatches(String s, [int start=0]) => new EvilIterable();
+  bool noSuchMethod(Invocation im) {}  // To appease dartanalyzer.
 }
 
 void main() {