Add stroke-and-fill circular arc test, test near 180deg arc in all circular_arc_tests

gm/circulararcs.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include <functional>
 #include "SkCanvas.h"
 #include "gm.h"
 
 static constexpr SkScalar kStarts[] = {0.f, 10.f, 30.f, 45.f, 90.f, 165.f, 180.f, 270.f};
-static constexpr SkScalar kSweeps[] = {1.f, 45.f, 90.f, 130.f, 180.f, 270.f, 300.f, 355.f};
+static constexpr SkScalar kSweeps[] = {1.f, 45.f, 90.f, 130.f, 180.f, 184.f, 300.f, 355.f};
 static constexpr SkScalar kDiameter = 40.f;
 static constexpr SkRect kRect = {0.f, 0.f, kDiameter, kDiameter};
 static constexpr int kW = 1000;
 static constexpr int kH = 1000;
 static constexpr SkScalar kPad = 20.f;
 
 void draw_arcs(SkCanvas* canvas, std::function<void(SkPaint*)> configureStyle) {
     // Draws grid of arcs with different start/sweep angles in red and their complement arcs in
     // blue.
     auto drawGrid = [canvas, &configureStyle] (SkScalar x, SkScalar y, bool useCenter, bool aa) {
@@ skipping 70 matching lines @@
     draw_arcs(canvas, setStroke);
 }
 
 DEF_ARC_GM(stroke_round) {
     auto setStroke = [] (SkPaint* p) {
         p->setStyle(SkPaint::kStroke_Style);
         p->setStrokeCap(SkPaint::kRound_Cap);
     };
     draw_arcs(canvas, setStroke);
 }
+
+DEF_ARC_GM(fill_and_Stroke) {
+    auto setStroke = [] (SkPaint* p) {
+        p->setStyle(SkPaint::kStrokeAndFill_Style);
+        p->setStrokeCap(SkPaint::kRound_Cap);
+    };
+    draw_arcs(canvas, setStroke);
+}