Automated rollback of commit 5f6ca2e.

*** Reason for rollback ***

Removing this because it's less surprising for rule authors if execution configurations start from default flags.

*** Original change description ***

Add getExec method for SwiftCommandLineOptions.

Part of work on execution transitions, #7935.

PiperOrigin-RevId: 246572501

src/main/java/com/google/devtools/build/lib/rules/apple/swift/SwiftCommandLineOptions.java

@@ -47,11 +47,4 @@ public FragmentOptions getHost() {
     host.copts = this.hostSwiftcoptList;
     return host;
   }
-
-  @Override
-  public FragmentOptions getExec() {
-    SwiftCommandLineOptions exec = (SwiftCommandLineOptions) super.getExec();
-    exec.copts = this.hostSwiftcoptList;
-    return exec;
-  }
 }