Address ASurfaceControlInputReceiver comments

Test: ASurfaceControlInputReceiverTest
Bug: 329903619
Change-Id: I9051c506ce217bdc6ea941794de06f9e3e026a66

3 files changed, 7 insertions, 4 deletions

diff --git a/core/jni/OWNERS b/core/jni/OWNERS
index 3aca751edb0d..2a4f062478bd 100644
--- a/core/jni/OWNERS
+++ b/core/jni/OWNERS
@@ -27,6 +27,7 @@ per-file android_view_VelocityTracker.* = file:/services/core/java/com/android/s
 # WindowManager
 per-file android_graphics_BLASTBufferQueue.cpp = file:/services/core/java/com/android/server/wm/OWNERS
 per-file android_view_Surface* = file:/services/core/java/com/android/server/wm/OWNERS
+per-file android_view_WindowManagerGlobal.cpp = file:/services/core/java/com/android/server/wm/OWNERS
 per-file android_window_* = file:/services/core/java/com/android/server/wm/OWNERS
 
 # Resources
diff --git a/core/jni/android_view_WindowManagerGlobal.cpp b/core/jni/android_view_WindowManagerGlobal.cpp
index b03ac88a36ca..abc621d8dc90 100644
--- a/core/jni/android_view_WindowManagerGlobal.cpp
+++ b/core/jni/android_view_WindowManagerGlobal.cpp
@@ -48,7 +48,7 @@ std::shared_ptr<InputChannel> createInputChannel(
             surfaceControlObj(env,
                               android_view_SurfaceControl_getJavaSurfaceControl(env,
                                                                                 surfaceControl));
-    jobject clientTokenObj = javaObjectForIBinder(env, clientToken);
+    ScopedLocalRef<jobject> clientTokenObj(env, javaObjectForIBinder(env, clientToken));
     ScopedLocalRef<jobject> clientInputTransferTokenObj(
             env,
             android_window_InputTransferToken_getJavaInputTransferToken(env,
@@ -57,7 +57,7 @@ std::shared_ptr<InputChannel> createInputChannel(
             inputChannelObj(env,
                             env->CallStaticObjectMethod(gWindowManagerGlobal.clazz,
                                                         gWindowManagerGlobal.createInputChannel,
-                                                        clientTokenObj,
+                                                        clientTokenObj.get(),
                                                         hostInputTransferTokenObj.get(),
                                                         surfaceControlObj.get(),
                                                         clientInputTransferTokenObj.get()));
@@ -68,9 +68,9 @@ std::shared_ptr<InputChannel> createInputChannel(
 void removeInputChannel(const sp<IBinder>& clientToken) {
     JNIEnv* env = AndroidRuntime::getJNIEnv();
 
-    jobject clientTokenObj(javaObjectForIBinder(env, clientToken));
+    ScopedLocalRef<jobject> clientTokenObj(env, javaObjectForIBinder(env, clientToken));
     env->CallStaticObjectMethod(gWindowManagerGlobal.clazz, gWindowManagerGlobal.removeInputChannel,
-                                clientTokenObj);
+                                clientTokenObj.get());
 }
 
 int register_android_view_WindowManagerGlobal(JNIEnv* env) {
diff --git a/native/android/surface_control_input_receiver.cpp b/native/android/surface_control_input_receiver.cpp
index da0defd9fd17..d178abc2c3d7 100644
--- a/native/android/surface_control_input_receiver.cpp
+++ b/native/android/surface_control_input_receiver.cpp
@@ -45,6 +45,8 @@ public:
             mClientToken(clientToken),
             mInputTransferToken(inputTransferToken) {}
 
+    // The InputConsumer does not keep the InputReceiver alive so the receiver is cleared once the
+    // owner releases it.
     ~InputReceiver() {
         remove();
     }