remove prototype pathops code

experimental/Intersection/QuadraticParameterization_Test.cpp

-/*
- * Copyright 2012 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#include "CurveIntersection.h"
-#include "Intersection_Tests.h"
-#include "Parameterization_Test.h"
-#include "QuadraticUtilities.h"
-
-const Quadratic quadratics[] = {
-    {{0, 0}, {1, 0}, {1, 1}},
-};
-
-const size_t quadratics_count = sizeof(quadratics) / sizeof(quadratics[0]);
-
-int firstQuadraticCoincidenceTest = 0;
-
-void QuadraticCoincidence_Test() {
-    // split large quadratic
-    // compare original, parts, to see if the are coincident
-    for (size_t index = firstQuadraticCoincidenceTest; index < quadratics_count; ++index) {
-        const Quadratic& test = quadratics[index];
-        QuadraticPair split;
-        chop_at(test, split, 0.5);
-        Quadratic midThird;
-        sub_divide(test, 1.0/3, 2.0/3, midThird);
-        const Quadratic* quads[] = {
-            &test, &midThird, &split.first(), &split.second()
-        };
-        size_t quadsCount = sizeof(quads) / sizeof(quads[0]);
-        for (size_t one = 0; one < quadsCount; ++one) {
-            for (size_t two = 0; two < quadsCount; ++two) {
-                for (size_t inner = 0; inner < 3; inner += 2) {
-                    if (!point_on_parameterized_curve(*quads[one], (*quads[two])[inner])) {
-                            SkDebugf("%s %zu [%zu,%zu] %zu parameterization failed\n",
-                                __FUNCTION__, index, one, two, inner);
-                    }
-                }
-                if (!implicit_matches(*quads[one], *quads[two])) {
-                    SkDebugf("%s %zu [%zu,%zu] coincidence failed\n", __FUNCTION__,
-                            index, one, two);
-                }
-            }
-        }
-    }
-}