Move kernel baseline tests to front_end.

pkg/front_end/test/fasta/testing.json

 {
 "":"Copyright (c) 2016, 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.md file.",
 
   "packages": "../../../../.packages",
 
   "suites": [
 
     {
@@ skipping 25 matching lines @@
         "/sdk/build/",
         "/sdk/tools/sdks/",
         "/sdk/generated/"
       ]
     },
 
     {
       "name": "outline",
       "kind": "Chain",
       "source": "outline_test.dart",
-      "path": "./",
+      "path": "../../testcases/",
       "status": "outline.status",
       "pattern": [
         "\\.dart$"
       ],
       "exclude": [
         "/test/.*_test\\.dart$",
         "/test/.*_suite\\.dart$",
-        "/test/fasta/top_level_accessors_part\\.dart$"
+        "/testcases/top_level_accessors_part\\.dart$"
       ]
     },
 
     {
       "name": "compile",
       "kind": "Chain",
       "source": "compile_test.dart",
-      "path": "./",
+      "path": "../../testcases/",
       "status": "compile.status",
       "pattern": [
         "\\.dart$"
       ],
       "exclude": [
         "/test/.*_test\\.dart$",
         "/test/.*_suite\\.dart$",
-        "/test/fasta/top_level_accessors_part\\.dart$"
+        "/testcases/top_level_accessors_part\\.dart$"
       ]
     },
 
     {
       "name": "kompile",
       "kind": "Chain",
       "source": "kompile_test.dart",
-      "path": "./",
+      "path": "../../testcases/",
       "status": "kompile.status",
       "pattern": [
         "\\.dart$"
       ],
       "exclude": [
         "/test/.*_test\\.dart$",
         "/test/.*_suite\\.dart$",
-        "/test/fasta/top_level_accessors_part\\.dart$"
+        "/testcases/top_level_accessors_part\\.dart$"
       ]
     },
 
+    {
+      "name": "strong",
+      "kind": "Chain",
+      "source": "strong_test.dart",
+      "path": "../../testcases/",
+      "status": "strong.status",
+      "pattern": [
+        "\\.dart$"
+      ],
+      "exclude": [
+        "/test/.*_test\\.dart$",
+        "/test/.*_suite\\.dart$",
+        "/testcases/top_level_accessors_part\\.dart$"
+      ]
+    },
+
     {
       "name": "language",
       "kind": "Chain",
       "source": "sdk_test.dart",
       "path": "../../../../tests/language/",
       "status": "language.status",
       "process-multitests": true,
       "pattern": [
         "_test\\.dart$"
       ],
@@ skipping 60 matching lines @@
     ],
 
     "exclude": [
       "/third_party/pkg/",
       "/third_party/pkg_tested/",
       "/pkg/analyzer/(?!.*/(fasta/|kernel/|(file_state|parser_fasta_test)\\.dart$))",
       "/pkg/js_ast/"
     ]
   }
 }