Use std::bitset for tracking pointers in the dispatcher

Convert pointerIds to std::bitset. This will allow us to do
bitwise operations with other fields that already use std::bitset.

Bug: 211379801
Test: m inputflinger_tests && $ANDROID_HOST_OUT/nativetest64/inputflinger_tests/inputflinger_tests
Change-Id: I0347b5e171a0597fc88ba628f40dcf6cd59ea093
diff --git a/services/inputflinger/dispatcher/TouchedWindow.h b/services/inputflinger/dispatcher/TouchedWindow.h
index 4ec33ac..e59e781 100644
--- a/services/inputflinger/dispatcher/TouchedWindow.h
+++ b/services/inputflinger/dispatcher/TouchedWindow.h
@@ -30,9 +30,9 @@
 struct TouchedWindow {
     sp<gui::WindowInfoHandle> windowHandle;
     ftl::Flags<InputTarget::Flags> targetFlags;
-    BitSet32 pointerIds;
+    std::bitset<MAX_POINTER_ID + 1> pointerIds;
     // The pointer ids of the pointers that this window is currently pilfering
-    std::bitset<MAX_POINTERS> pilferedPointerIds;
+    std::bitset<MAX_POINTER_ID + 1> pilferedPointerIds;
     // Time at which the first action down occurred on this window.
     // NOTE: This is not initialized in case of HOVER entry/exit and DISPATCH_AS_OUTSIDE scenario.
     std::optional<nsecs_t> firstDownTimeInTarget;
@@ -47,7 +47,7 @@
     std::string dump() const;
 
 private:
-    std::map<int32_t /*deviceId*/, std::bitset<MAX_POINTERS>> mHoveringPointerIdsByDevice;
+    std::map<int32_t /*deviceId*/, std::bitset<MAX_POINTER_ID + 1>> mHoveringPointerIdsByDevice;
 };
 
 } // namespace inputdispatcher