Add input system to Watchdog.
Bug: 5094994

Change-Id: I153866958efc64ac19bda8b997c1c9f6ad425ec4
diff --git a/services/jni/com_android_server_InputManager.cpp b/services/jni/com_android_server_InputManager.cpp
index 3414eea..7c84e43 100644
--- a/services/jni/com_android_server_InputManager.cpp
+++ b/services/jni/com_android_server_InputManager.cpp
@@ -1288,6 +1288,15 @@
     return env->NewStringUTF(dump.string());
 }
 
+static void android_server_InputManager_nativeMonitor(JNIEnv* env, jclass clazz) {
+    if (checkInputManagerUnitialized(env)) {
+        return;
+    }
+
+    gNativeInputManager->getInputManager()->getReader()->monitor();
+    gNativeInputManager->getInputManager()->getDispatcher()->monitor();
+}
+
 // ----------------------------------------------------------------------------
 
 static JNINativeMethod gInputManagerMethods[] = {
@@ -1338,6 +1347,8 @@
             (void*) android_server_InputManager_nativeSetPointerSpeed },
     { "nativeDump", "()Ljava/lang/String;",
             (void*) android_server_InputManager_nativeDump },
+    { "nativeMonitor", "()V",
+            (void*) android_server_InputManager_nativeMonitor },
 };
 
 #define FIND_CLASS(var, className) \