Merge "Partial cp of "Prepare role code for modularization."" am: a81f292a64

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1658122

Change-Id: I2ac5306261e93c99a3a38b1ad0cd9f68525f2ec1

core/java/android/annotation/MainThread.java

@@ -21,8 +21,6 @@ import static java.lang.annotation.ElementType.PARAMETER;
 import static java.lang.annotation.ElementType.TYPE;
 import static java.lang.annotation.RetentionPolicy.SOURCE;
 
-import android.os.Looper;
-
 import java.lang.annotation.Retention;
 import java.lang.annotation.Target;
 
@@ -40,8 +38,7 @@ import java.lang.annotation.Target;
  * </code>
  * </pre>
  *
- * @memberDoc This method must be called from the
- *            {@linkplain Looper#getMainLooper() main thread} of your app.
+ * @memberDoc This method must be called from the main thread of your app.
  * @hide
  */
 @Retention(SOURCE)