Remove PointerProperties::copyFrom

Remove copyFrom in favor of default-generated operator=.

Bug: 271455682
Test: m checkinput
Change-Id: Ie00d027bcbf0a994e04e6b79a107c32077c3a3d8
diff --git a/services/inputflinger/NotifyArgs.cpp b/services/inputflinger/NotifyArgs.cpp
index 0fa47d1..c34cd53 100644
--- a/services/inputflinger/NotifyArgs.cpp
+++ b/services/inputflinger/NotifyArgs.cpp
@@ -91,8 +91,8 @@
         readTime(readTime),
         videoFrames(videoFrames) {
     for (uint32_t i = 0; i < pointerCount; i++) {
-        this->pointerProperties.push_back(pointerProperties[i]);
-        this->pointerCoords.push_back(pointerCoords[i]);
+        this->pointerProperties.emplace_back(pointerProperties[i]);
+        this->pointerCoords.emplace_back(pointerCoords[i]);
     }
 }