Split js_backend_cps_ir tests into multiple test units.

tests/compiler/dart2js/js_backend_cps_ir_control_flow.dart

Index: tests/compiler/dart2js/js_backend_cps_ir_control_flow.dart
diff --git a/tests/compiler/dart2js/js_backend_cps_ir_control_flow.dart b/tests/compiler/dart2js/js_backend_cps_ir_control_flow.dart
deleted file mode 100644
index 2695588a82560ce4dafae22a62b64594f1e16dc3..0000000000000000000000000000000000000000
--- a/tests/compiler/dart2js/js_backend_cps_ir_control_flow.dart
+++ /dev/null
@@ -1,140 +0,0 @@
-// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// Tests of control flow statements.
-
-library control_flow_tests;
-
-import 'js_backend_cps_ir_test.dart';
-
-const List<TestEntry> tests = const [
-  const TestEntry("""
-main() {
-  while (true);
-}
-""", """
-function() {
-  while (true)
-    ;
-}"""),
-  const TestEntry("""
-foo(a) => a;
-
-main() {
-  while (true) {
-    l: while (true) {
-      while (foo(true)) {
-        if (foo(false)) break l;
-      }
-      print(1);
-    }
-    print(2);
-  }
-}
-""", """
-function() {
-  L0:
-    while (true)
-      while (true) {
-        while (P.identical(V.foo(true), true))
-          if (P.identical(V.foo(false), true)) {
-            P.print(2);
-            continue L0;
-          }
-        P.print(1);
-      }
-}"""),
-  const TestEntry("""
-foo(a) => a;
-
-main() {
-  for (int i = 0; foo(true); i = foo(i)) {
-    print(1);
-    if (foo(false)) break;
-  }
-  print(2);
-}""", """
-function() {
-  var i;
-  i = 0;
-  L1:
-    while (true) {
-      if (P.identical(V.foo(true), true)) {
-        P.print(1);
-        if (!P.identical(V.foo(false), true)) {
-          i = V.foo(i);
-          continue L1;
-        }
-      }
-      P.print(2);
-      return null;
-    }
-}"""),
-const TestEntry("""
-foo(a) => a;
-
-main() {
- if (foo(true)) {
-   print(1);
- } else {
-   print(2);
- }
- print(3);
-}""", """
-function() {
-  P.identical(V.foo(true), true) ? P.print(1) : P.print(2);
-  P.print(3);
-  return null;
-}"""),
-const TestEntry("""
-foo(a) => a;
-
-main() {
- if (foo(true)) {
-   print(1);
-   print(1);
- } else {
-   print(2);
-   print(2);
- }
- print(3);
-}""", """
-function() {
-  if (P.identical(V.foo(true), true)) {
-    P.print(1);
-    P.print(1);
-  } else {
-    P.print(2);
-    P.print(2);
-  }
-  P.print(3);
-  return null;
-}"""),
-const TestEntry("""
-main() {
-  if (1) {
-    print('bad');
-  } else {
-    print('good');
-  }
-}""","""
-function() {
-  P.print("good");
-  return null;
-}"""),
-  const TestEntry("""
-foo() => 2;
-main() {
-  if (foo()) {
-    print('bad');
-  } else {
-    print('good');
-  }
-}""","""
-function() {
-  V.foo();
-  P.print("good");
-  return null;
-}"""),
-];