Replace FX_FLOAT with underlying float type.

Change-Id: I158b7d80b0ec28b742a9f2d5a96f3dde7fb3ab56
Reviewed-on: https://pdfium-review.googlesource.com/3031
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Nicolás Peña <npm@chromium.org>
diff --git a/fpdfsdk/cfx_systemhandler.cpp b/fpdfsdk/cfx_systemhandler.cpp
index b6dc19d..ea64412 100644
--- a/fpdfsdk/cfx_systemhandler.cpp
+++ b/fpdfsdk/cfx_systemhandler.cpp
@@ -46,10 +46,10 @@
   CFX_Matrix device2page;
   device2page.SetReverse(page2device);
 
-  CFX_PointF left_top = device2page.Transform(CFX_PointF(
-      static_cast<FX_FLOAT>(rect.left), static_cast<FX_FLOAT>(rect.top)));
+  CFX_PointF left_top = device2page.Transform(
+      CFX_PointF(static_cast<float>(rect.left), static_cast<float>(rect.top)));
   CFX_PointF right_bottom = device2page.Transform(CFX_PointF(
-      static_cast<FX_FLOAT>(rect.right), static_cast<FX_FLOAT>(rect.bottom)));
+      static_cast<float>(rect.right), static_cast<float>(rect.bottom)));
 
   CFX_FloatRect rcPDF(left_top.x, right_bottom.y, right_bottom.x, left_top.y);
   rcPDF.Normalize();