remove prototype pathops code

experimental/Intersection/LineIntersection.h

Index: experimental/Intersection/LineIntersection.h
diff --git a/experimental/Intersection/LineIntersection.h b/experimental/Intersection/LineIntersection.h
deleted file mode 100644
index 4036f136e112024ac547259b5b7eb2a83a1aba09..0000000000000000000000000000000000000000
--- a/experimental/Intersection/LineIntersection.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright 2012 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#ifndef LineIntersection_DEFINE
-#define LineIntersection_DEFINE
-
-#include "Intersections.h"
-
-int horizontalIntersect(const _Line& line, double y, double tRange[2]);
-int horizontalLineIntersect(const _Line& line, double left, double right,
-        double y, double tRange[2]);
-void lineIntersect(const _Line& a, const _Line& b, _Point& p);
-int intersect(const _Line& a, const _Line& b, Intersections&);
-bool testIntersect(const _Line& a, const _Line& b);
-int verticalLineIntersect(const _Line& line, double top, double bottom,
-        double x, double tRange[2]);
-
-#endif