Add _embedder.yaml support to analyzer and analysis_server

pkg/analyzer/test/source/embedder_test.dart

Index: pkg/analyzer/test/source/embedder_test.dart
diff --git a/pkg/analyzer/test/source/sdk_ext_test.dart b/pkg/analyzer/test/source/embedder_test.dart
similarity index 76%
copy from pkg/analyzer/test/source/sdk_ext_test.dart
copy to pkg/analyzer/test/source/embedder_test.dart
index 01416af8ed1db36f78c5a2900f565d0ede3473cb..f89f4c6edb1e4b4d042a8f6318365f1e7163879e 100644
--- a/pkg/analyzer/test/source/sdk_ext_test.dart
+++ b/pkg/analyzer/test/source/embedder_test.dart
@@ -2,17 +2,17 @@
 // 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.
 
-library test.source.sdk_ext;
+library test.source.embedder;
 
 import 'package:analyzer/file_system/memory_file_system.dart';
-import 'package:analyzer/source/sdk_ext.dart';
+import 'package:analyzer/source/embedder.dart';
 import 'package:unittest/unittest.dart';
 
 import '../utils.dart';
 
 main() {
   initializeTestEnvironment();
-  group('SdkExtUriResolverTest', () {
+  group('EmbedderUriResolverTest', () {
     setUp(() {
       buildResourceProvider();
     });
@@ -20,17 +20,17 @@ main() {
       clearResourceProvider();
     });
     test('test_NullPackageMap', () {
-      var resolver = new SdkExtUriResolver(null);
+      var resolver = new EmbedderUriResolver(null);
       expect(resolver.length, equals(0));
     });
     test('test_NoSdkExtPackageMap', () {
-      var resolver = new SdkExtUriResolver({
+      var resolver = new EmbedderUriResolver({
         'fox': [resourceProvider.getResource('/empty')]
       });
       expect(resolver.length, equals(0));
     });
     test('test_SdkExtPackageMap', () {
-      var resolver = new SdkExtUriResolver({
+      var resolver = new EmbedderUriResolver({
         'fox': [resourceProvider.getResource('/tmp')]
       });
       // We have four mappings.
@@ -41,13 +41,13 @@ main() {
       expect(resolver['dart:relative'], equals("/relative.dart"));
       expect(resolver['dart:deep'], equals("/tmp/deep/directory/file.dart"));
     });
-    test('test_BadJSON', () {
-      var resolver = new SdkExtUriResolver(null);
-      resolver.addSdkExt(r'''{{{,{{}}},}}''', null);
+    test('test_BadYAML', () {
+      var resolver = new EmbedderUriResolver(null);
+      resolver.addEmbedderYaml(r'''{{{,{{}}},}}''', null);
       expect(resolver.length, equals(0));
     });
     test('test_restoreAbsolute', () {
-      var resolver = new SdkExtUriResolver({
+      var resolver = new EmbedderUriResolver({
         'fox': [resourceProvider.getResource('/tmp')]
       });
       var source = resolver.resolveAbsolute(Uri.parse('dart:fox'));
@@ -70,15 +70,15 @@ buildResourceProvider() {
   resourceProvider.newFolder('/empty');
   resourceProvider.newFolder('/tmp');
   resourceProvider.newFile(
-      '/tmp/_sdkext',
+      '/tmp/_embedder.yaml',
       r'''
-  {
-    "dart:fox": "slippy.dart",
-    "dart:bear": "grizzly.dart",
-    "dart:relative": "../relative.dart",
-    "dart:deep": "deep/directory/file.dart",
-    "fart:loudly": "nomatter.dart"
-  }''');
+embedder_libs:
+  "dart:fox": "slippy.dart"
+  "dart:bear": "grizzly.dart"
+  "dart:relative": "../relative.dart"
+  "dart:deep": "deep/directory/file.dart"
+  "fart:loudly": "nomatter.dart"
+''');
 }
 
 clearResourceProvider() {