Merge "Fix violation in DecorContext" into tm-qpr-dev am: 4cce97fd2e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19632693

Change-Id: I36bf141b2eea91709e28ddd272e2c694fe2da8fc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

core/java/com/android/internal/policy/DecorContext.java

@@ -137,4 +137,13 @@ public class DecorContext extends ContextThemeWrapper {
         }
         return false;
     }
+
+    @Override
+    public boolean isConfigurationContext() {
+        Context context = mContext.get();
+        if (context != null) {
+            return context.isConfigurationContext();
+        }
+        return false;
+    }
 }