Use new hierarchy viewer protocol in all View subclasses

A previous CL introduced a new way of encoding view properties for
use by heirarchy viewer. This CL updates all views using the old
@ExportedProperty annotation to use this new method. The older
mechanism will be removed in a subsequent CL.

Change-Id: I6cc23b90cd9da1c6ce89b4caffe54874db203452
diff --git a/core/java/android/widget/CompoundButton.java b/core/java/android/widget/CompoundButton.java
index f2afeeb..770077d 100644
--- a/core/java/android/widget/CompoundButton.java
+++ b/core/java/android/widget/CompoundButton.java
@@ -17,8 +17,10 @@
 package android.widget;
 
 import android.annotation.DrawableRes;
+import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.graphics.PorterDuff;
+import android.view.ViewHierarchyEncoder;
 import com.android.internal.R;
 
 import android.content.Context;
@@ -530,9 +532,16 @@
     @Override
     public void onRestoreInstanceState(Parcelable state) {
         SavedState ss = (SavedState) state;
-  
+
         super.onRestoreInstanceState(ss.getSuperState());
         setChecked(ss.checked);
         requestLayout();
     }
+
+    /** @hide */
+    @Override
+    protected void encodeProperties(@NonNull ViewHierarchyEncoder stream) {
+        super.encodeProperties(stream);
+        stream.addProperty("checked", isChecked());
+    }
 }