Remove MathUtils::min/max

bug:22202895

Change-Id: Ia115d86871314e3819f684ea7307356aed13a28e
diff --git a/libs/hwui/PathTessellator.h b/libs/hwui/PathTessellator.h
index b66e832..cddfb04 100644
--- a/libs/hwui/PathTessellator.h
+++ b/libs/hwui/PathTessellator.h
@@ -22,8 +22,12 @@
 #include "Vertex.h"
 #include "VertexBuffer.h"
 
+#include <algorithm>
 #include <vector>
 
+class SkPath;
+class SkPaint;
+
 namespace android {
 namespace uirenderer {
 
@@ -38,7 +42,7 @@
         : thresholdSquared(pixelThreshold * pixelThreshold)
         , sqrInvScaleX(invScaleX * invScaleX)
         , sqrInvScaleY(invScaleY * invScaleY)
-        , thresholdForConicQuads(pixelThreshold * MathUtils::min(invScaleX, invScaleY) / 2.0f) {
+        , thresholdForConicQuads(pixelThreshold * std::min(invScaleX, invScaleY) / 2.0f) {
     };
 
     const float thresholdSquared;