Add @UnsupportedAppUsage annotations

For packages:
  com.android.internal
  com.android.internal.annotations
  com.android.internal.app
  com.android.internal.app.procstats
  com.android.internal.appwidget
  com.android.internal.backup
  com.android.internal.car
  com.android.internal.content
  com.android.internal.inputmethod
  com.android.internal.location
  com.android.internal.logging
  com.android.internal.midi
  com.android.internal.net
  com.android.internal.os
  com.android.internal.policy
  com.android.internal.statusbar
  com.android.internal.telecom
  com.android.internal.telephony.euicc
  com.android.internal.textservice
  com.android.internal.util
  com.android.internal.view
  com.android.internal.view.animation
  com.android.internal.view.menu
  com.android.internal.widget

This is an automatically generated CL. See go/UnsupportedAppUsage
for more details.

Exempted-From-Owner-Approval: Mechanical changes to the codebase
which have been approved by Android API council and announced on
android-eng@

Bug: 110868826
Test: m
Change-Id: Ib31b52e6957869e5744dadbb35cb4584ef17187f
diff --git a/core/java/com/android/internal/view/IInputConnectionWrapper.java b/core/java/com/android/internal/view/IInputConnectionWrapper.java
index 28291ae..189c8d5 100644
--- a/core/java/com/android/internal/view/IInputConnectionWrapper.java
+++ b/core/java/com/android/internal/view/IInputConnectionWrapper.java
@@ -21,6 +21,7 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.UnsupportedAppUsage;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
@@ -67,10 +68,12 @@
 
     @GuardedBy("mLock")
     @Nullable
+    @UnsupportedAppUsage
     private InputConnection mInputConnection;
 
     private Looper mMainLooper;
     private Handler mH;
+    @UnsupportedAppUsage
     private Object mLock = new Object();
     @GuardedBy("mLock")
     private boolean mFinished = false;