Add a "pub deploy" command.

sdk/lib/_internal/pub/lib/src/command_lish.dart

Index: sdk/lib/_internal/pub/lib/src/command_lish.dart
diff --git a/sdk/lib/_internal/pub/lib/src/command_lish.dart b/sdk/lib/_internal/pub/lib/src/command_lish.dart
index 44a13ae1c3167562b0baab9817fe101b8f062c66..910845749dec593c8ee5eed1f64227bda156e93a 100644
--- a/sdk/lib/_internal/pub/lib/src/command_lish.dart
+++ b/sdk/lib/_internal/pub/lib/src/command_lish.dart
@@ -125,39 +125,6 @@ class LishCommand extends PubCommand {
     });
   }
 
-  /// The basenames of files that are automatically excluded from archives.
-  final _BLACKLISTED_FILES = const ['pubspec.lock'];
-
-  /// The basenames of directories that are automatically excluded from
-  /// archives.
-  final _BLACKLISTED_DIRS = const ['packages'];
-
-  /// Returns a list of files that should be included in the published package.
-  /// If this is a Git repository, this will respect .gitignore; otherwise, it
-  /// will return all non-hidden files.
-  Future<List<String>> get _filesToPublish {
-    var rootDir = entrypoint.root.dir;
-
-    return git.isInstalled.then((gitInstalled) {
-      if (dirExists(path.join(rootDir, '.git')) && gitInstalled) {
-        // List all files that aren't gitignored, including those not checked
-        // in to Git.
-        return git.run(["ls-files", "--cached", "--others",
-                        "--exclude-standard"]);
-      }
-
-      return listDir(rootDir, recursive: true)
-          .where(fileExists) // Skip directories and broken symlinks.
-          .map((entry) => path.relative(entry, from: rootDir));
-    }).then((files) => files.where(_shouldPublish).toList());
-  }
-
-  /// Returns `true` if [file] should be published.
-  bool _shouldPublish(String file) {
-    if (_BLACKLISTED_FILES.contains(path.basename(file))) return false;
-    return !path.split(file).any(_BLACKLISTED_DIRS.contains);
-  }
-
   /// Returns the value associated with [key] in [map]. Throws a user-friendly
   /// error if [map] doens't contain [key].
   _expectField(Map map, String key, http.Response response) {