InputTracer: Don't make WindowDispatchArgs an inner class

For consistency with other structs and definitions in the backend
interface, move WindowDispatchArgs outside of the interface class.

Bug: 210460522
Test: atest inputflinger_tests
Change-Id: I9fe98448bace259faa40b082981211fdf9b1e221
diff --git a/services/inputflinger/tests/FakeInputTracingBackend.cpp b/services/inputflinger/tests/FakeInputTracingBackend.cpp
index dc74f84..069b50d 100644
--- a/services/inputflinger/tests/FakeInputTracingBackend.cpp
+++ b/services/inputflinger/tests/FakeInputTracingBackend.cpp
@@ -37,10 +37,9 @@
     return std::visit([](const auto& event) { return event.id; }, v);
 }
 
-MotionEvent toInputEvent(
-        const trace::TracedMotionEvent& e,
-        const trace::InputTracingBackendInterface::WindowDispatchArgs& dispatchArgs,
-        const std::array<uint8_t, 32>& hmac) {
+MotionEvent toInputEvent(const trace::TracedMotionEvent& e,
+                         const trace::WindowDispatchArgs& dispatchArgs,
+                         const std::array<uint8_t, 32>& hmac) {
     MotionEvent traced;
     traced.initialize(e.id, e.deviceId, e.source, e.displayId, hmac, e.action, e.actionButton,
                       dispatchArgs.resolvedFlags, e.edgeFlags, e.metaState, e.buttonState,
@@ -51,8 +50,7 @@
     return traced;
 }
 
-KeyEvent toInputEvent(const trace::TracedKeyEvent& e,
-                      const trace::InputTracingBackendInterface::WindowDispatchArgs& dispatchArgs,
+KeyEvent toInputEvent(const trace::TracedKeyEvent& e, const trace::WindowDispatchArgs& dispatchArgs,
                       const std::array<uint8_t, 32>& hmac) {
     KeyEvent traced;
     traced.initialize(e.id, e.deviceId, e.source, e.displayId, hmac, e.action,
@@ -120,7 +118,7 @@
 
     auto tracedDispatchesIt =
             std::find_if(mTracedWindowDispatches.begin(), mTracedWindowDispatches.end(),
-                         [&](const WindowDispatchArgs& args) {
+                         [&](const trace::WindowDispatchArgs& args) {
                              return args.windowId == expectedWindowId &&
                                      getId(args.eventEntry) == expectedEvent.getId();
                          });
@@ -181,7 +179,7 @@
     mTrace->mEventTracedCondition.notify_all();
 }
 
-void FakeInputTracingBackend::traceWindowDispatch(const WindowDispatchArgs& args,
+void FakeInputTracingBackend::traceWindowDispatch(const trace::WindowDispatchArgs& args,
                                                   const trace::TracedEventArgs&) {
     {
         std::scoped_lock lock(mTrace->mLock);