Move all main methods to tool/.

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 118 matching lines @@
     }
   ],
 
   "analyze": {
 
     "options": "../../.analysis_options",
 
     "uris": [
       "../../lib/src/fasta",
       "../../lib/src/fasta/analyzer",
-      "../../lib/src/fasta/bin",
       "../../lib/src/fasta/builder",
       "../../lib/src/fasta/dill",
       "../../lib/src/fasta/kernel",
       "../../lib/src/fasta/parser",
-      "../../lib/src/fasta/parser/bin",
       "../../lib/src/fasta/scanner",
-      "../../lib/src/fasta/scanner/bin",
-      "../../lib/src/fasta/scanner/testing",
       "../../lib/src/fasta/source",
       "../../lib/src/fasta/testing",
       "../../lib/src/fasta/util",
+      "../../tool",
+      "../../tool/fasta",
       "parser/parser_suite.dart",
       "scanner/scanner_suite.dart",
       "compile_test.dart",
       "kompile_test.dart",
       "outline_test.dart",
       "sdk_test.dart",
-      "../../../../utils/kernel-service/kernel-service.dart"
+      "../../../../utils/kernel-service/kernel-service.dart",
+      "../../../../tools/patch_sdk.dart"
     ],
 
     "exclude": [
       "/third_party/pkg/",
       "/pkg/analyzer/"
     ]
   }
 }