Revert "Enable cursor to transition across multiple displays"

Revert submission 30111126-cd-cursor

Reason for revert: DroidMonitor: Potential culprit for http://b/379706345 - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Reverted changes: /q/submissionid:30111126-cd-cursor

Change-Id: I103ede77057d5586faba00efffbe160e5ffa845a
diff --git a/services/inputflinger/tests/FakePointerController.h b/services/inputflinger/tests/FakePointerController.h
index c3d5a27..9b773a7 100644
--- a/services/inputflinger/tests/FakePointerController.h
+++ b/services/inputflinger/tests/FakePointerController.h
@@ -65,7 +65,7 @@
 
 private:
     std::string dump() override { return ""; }
-    vec2 move(float deltaX, float deltaY) override;
+    void move(float deltaX, float deltaY) override;
     void unfade(Transition) override;
     void setPresentation(Presentation) override {}
     void setSpots(const PointerCoords*, const uint32_t*, BitSet32 spotIdBits,