Add debug for b/8263462.

Look for race condition in soft input method attach.

For bug 8263462.

Change-Id: Id0609a743d57ab685c036372100ddd33819bff03
diff --git a/core/java/android/inputmethodservice/InputMethodService.java b/core/java/android/inputmethodservice/InputMethodService.java
index 99624cc..d3cbb7e 100644
--- a/core/java/android/inputmethodservice/InputMethodService.java
+++ b/core/java/android/inputmethodservice/InputMethodService.java
@@ -39,6 +39,7 @@
 import android.util.Log;
 import android.util.PrintWriterPrinter;
 import android.util.Printer;
+import android.util.Slog;
 import android.view.KeyCharacterMap;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
@@ -351,6 +352,7 @@
          * Take care of attaching the given window token provided by the system.
          */
         public void attachToken(IBinder token) {
+            Slog.i(TAG, "attachToken: b8263462 Existing token=" + mToken + " new token=" + token);
             if (mToken == null) {
                 mToken = token;
                 mWindow.setToken(token);
diff --git a/services/java/com/android/server/InputMethodManagerService.java b/services/java/com/android/server/InputMethodManagerService.java
index 6ba5cff..e7ac686 100644
--- a/services/java/com/android/server/InputMethodManagerService.java
+++ b/services/java/com/android/server/InputMethodManagerService.java
@@ -1199,7 +1199,7 @@
             mCurId = info.getId();
             mCurToken = new Binder();
             try {
-                if (DEBUG) Slog.v(TAG, "Adding window token: " + mCurToken);
+                if (true || DEBUG) Slog.v(TAG, "b8263462 Adding window token: " + mCurToken);
                 mIWindowManager.addWindowToken(mCurToken,
                         WindowManager.LayoutParams.TYPE_INPUT_METHOD);
             } catch (RemoteException e) {
@@ -1243,7 +1243,7 @@
                     unbindCurrentMethodLocked(false, false);
                     return;
                 }
-                if (DEBUG) Slog.v(TAG, "Initiating attach with token: " + mCurToken);
+                if (true || DEBUG) Slog.v(TAG, "b8263462 Initiating attach with token: " + mCurToken);
                 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO(
                         MSG_ATTACH_TOKEN, mCurMethod, mCurToken));
                 if (mCurClient != null) {
@@ -2319,7 +2319,7 @@
             case MSG_ATTACH_TOKEN:
                 args = (SomeArgs)msg.obj;
                 try {
-                    if (DEBUG) Slog.v(TAG, "Sending attach of token: " + args.arg2);
+                    if (true || DEBUG) Slog.v(TAG, "b8263462 Sending attach of token: " + args.arg2);
                     ((IInputMethod)args.arg1).attachToken((IBinder)args.arg2);
                 } catch (RemoteException e) {
                 }