Turning wait_for_unlock on by default.

Bug: 118321869
Test: atest com.android.server.DeviceIdleControllerTest
Change-Id: I66d00f4037df2c433ef7e46eae0b57809e5b6513
diff --git a/services/core/java/com/android/server/DeviceIdleController.java b/services/core/java/com/android/server/DeviceIdleController.java
index 6b66394..3ab3c34 100644
--- a/services/core/java/com/android/server/DeviceIdleController.java
+++ b/services/core/java/com/android/server/DeviceIdleController.java
@@ -1132,7 +1132,7 @@
                         KEY_SMS_TEMP_APP_WHITELIST_DURATION, 20 * 1000L);
                 NOTIFICATION_WHITELIST_DURATION = mParser.getDurationMillis(
                         KEY_NOTIFICATION_WHITELIST_DURATION, 30 * 1000L);
-                WAIT_FOR_UNLOCK = mParser.getBoolean(KEY_WAIT_FOR_UNLOCK, false);
+                WAIT_FOR_UNLOCK = mParser.getBoolean(KEY_WAIT_FOR_UNLOCK, true);
                 PRE_IDLE_FACTOR_LONG = mParser.getFloat(KEY_PRE_IDLE_FACTOR_LONG, 1.67f);
                 PRE_IDLE_FACTOR_SHORT = mParser.getFloat(KEY_PRE_IDLE_FACTOR_SHORT, 0.33f);
             }