Revert of Replace ui::LatencyInfo::InputCoordinate with gfx::PointF

ui/events/mojo/latency_info.mojom

Index: ui/events/mojo/latency_info.mojom
diff --git a/ui/events/mojo/latency_info.mojom b/ui/events/mojo/latency_info.mojom
index 034896ba789daa255f700b4d4a43901750f449c9..d284e50fb00a64367ba6c4ca37c5b1aa6f1c9bfb 100644
--- a/ui/events/mojo/latency_info.mojom
+++ b/ui/events/mojo/latency_info.mojom
@@ -5,7 +5,6 @@
 module ui.mojom;
 
 import "mojo/common/common_custom_types.mojom";
-import "ui/gfx/geometry/mojo/geometry.mojom";
 
 enum LatencyComponentType {
   // ---------------------------BEGIN COMPONENT-------------------------------
@@ -108,11 +107,18 @@
   LatencyComponent value;
 };
 
+// TODO(fsamuel): We should replace this with gfx.mojom.PointF here and in
+// ui/events/latency_info.h.
+struct InputCoordinate {
+  float x;
+  float y;
+};
+
 // See ui/events/latency_info.h
 struct LatencyInfo {
   string trace_name;
   array<LatencyComponentPair> latency_components;
-  array<gfx.mojom.PointF> input_coordinates;
+  array<InputCoordinate> input_coordinates;
   int64 trace_id;
   bool coalesced;
   bool terminated;