Revert "Use native async/await support in pub."

sdk/lib/_internal/pub_generated/lib/src/command/lish.dart

Index: sdk/lib/_internal/pub_generated/lib/src/command/lish.dart
diff --git a/sdk/lib/_internal/pub/lib/src/command/lish.dart b/sdk/lib/_internal/pub_generated/lib/src/command/lish.dart
similarity index 80%
copy from sdk/lib/_internal/pub/lib/src/command/lish.dart
copy to sdk/lib/_internal/pub_generated/lib/src/command/lish.dart
index 678360419eebb5951029af36d5d04779f73a4fc2..ef5840e430232641badc81e71774423925a506b5 100644
--- a/sdk/lib/_internal/pub/lib/src/command/lish.dart
+++ b/sdk/lib/_internal/pub_generated/lib/src/command/lish.dart
@@ -50,11 +50,19 @@ class LishCommand extends PubCommand {
   bool get force => argResults['force'];
 
   LishCommand() {
-    argParser.addFlag('dry-run', abbr: 'n', negatable: false,
+    argParser.addFlag(
+        'dry-run',
+        abbr: 'n',
+        negatable: false,
         help: 'Validate but do not publish the package.');
-    argParser.addFlag('force', abbr: 'f', negatable: false,
+    argParser.addFlag(
+        'force',
+        abbr: 'f',
+        negatable: false,
         help: 'Publish without confirmation if there are no errors.');
-    argParser.addOption('server', defaultsTo: HostedSource.defaultUrl,
+    argParser.addOption(
+        'server',
+        defaultsTo: HostedSource.defaultUrl,
         help: 'The package server to which to upload this package.');
   }
 
@@ -82,15 +90,19 @@ class LishCommand extends PubCommand {
           });
 
           request.followRedirects = false;
-          request.files.add(new http.MultipartFile.fromBytes(
-              'file', packageBytes, filename: 'package.tar.gz'));
+          request.files.add(
+              new http.MultipartFile.fromBytes(
+                  'file',
+                  packageBytes,
+                  filename: 'package.tar.gz'));
           return client.send(request);
         }).then(http.Response.fromStream).then((response) {
           var location = response.headers['location'];
           if (location == null) throw new PubHttpException(response);
           return location;
-        }).then((location) => client.get(location, headers: PUB_API_HEADERS))
-          .then(handleJsonSuccess);
+        }).then(
+            (location) =>
+                client.get(location, headers: PUB_API_HEADERS)).then(handleJsonSuccess);
       });
     }).catchError((error) {
       if (error is! PubHttpException) throw error;
@@ -114,9 +126,9 @@ class LishCommand extends PubCommand {
     }
 
     if (entrypoint.root.pubspec.isPrivate) {
-      dataError('A private package cannot be published.\n'
-          'You can enable this by changing the "publish_to" field in your '
-              'pubspec.');
+      dataError(
+          'A private package cannot be published.\n'
+              'You can enable this by changing the "publish_to" field in your ' 'pubspec.');
     }
 
     var files = entrypoint.root.listFiles(useGitIgnore: true);
@@ -126,15 +138,15 @@ class LishCommand extends PubCommand {
     var package = entrypoint.root;
     log.message(
         'Publishing ${package.name} ${package.version} to $server:\n'
-        '${tree.fromFiles(files, baseDir: entrypoint.root.dir)}');
+            '${tree.fromFiles(files, baseDir: entrypoint.root.dir)}');
 
-    var packageBytesFuture = createTarGz(files, baseDir: entrypoint.root.dir)
-        .toBytes();
+    var packageBytesFuture =
+        createTarGz(files, baseDir: entrypoint.root.dir).toBytes();
 
     // Validate the package.
-    return _validate(packageBytesFuture.then((bytes) => bytes.length))
-        .then((isValid) {
-       if (isValid) return packageBytesFuture.then(_publish);
+    return _validate(
+        packageBytesFuture.then((bytes) => bytes.length)).then((isValid) {
+      if (isValid) return packageBytesFuture.then(_publish);
     });
   }
 
@@ -153,10 +165,11 @@ class LishCommand extends PubCommand {
       var warnings = pair.last;
 
       if (!errors.isEmpty) {
-        log.error("Sorry, your package is missing "
-            "${(errors.length > 1) ? 'some requirements' : 'a requirement'} "
-            "and can't be published yet.\nFor more information, see: "
-            "http://pub.dartlang.org/doc/pub-lish.html.\n");
+        log.error(
+            "Sorry, your package is missing "
+                "${(errors.length > 1) ? 'some requirements' : 'a requirement'} "
+                "and can't be published yet.\nFor more information, see: "
+                "http://pub.dartlang.org/doc/pub-lish.html.\n");
         return false;
       }