Add drawBitmapLattice() API

src/core/SkDevice.cpp

Index: src/core/SkDevice.cpp
diff --git a/src/core/SkDevice.cpp b/src/core/SkDevice.cpp
index 2dcedb4bd733bcf824191c51bafdd5ee28e63142..fb92ff951bafd0aca24303d4b4378705bf78a31c 100644
--- a/src/core/SkDevice.cpp
+++ b/src/core/SkDevice.cpp
@@ -185,6 +185,17 @@ void SkBaseDevice::drawBitmapNine(const SkDraw& draw, const SkBitmap& bitmap, co
     }
 }
 
+void SkBaseDevice::drawBitmapNine(const SkDraw& draw, const SkBitmap& bitmap,
+                                  const SkCanvas::NinePatchDivs& divs, const SkRect& dst,
+                                  const SkPaint& paint) {
+    SkNinePatchIter iter(bitmap.width(), bitmap.height(), divs, dst);
+
+    SkRect srcR, dstR;
+    while (iter.next(&srcR, &dstR)) {
+        this->drawBitmapRect(draw, bitmap, &srcR, dstR, paint, SkCanvas::kStrict_SrcRectConstraint);
+    }
+}
+
 void SkBaseDevice::drawAtlas(const SkDraw& draw, const SkImage* atlas, const SkRSXform xform[],
                              const SkRect tex[], const SkColor colors[], int count,
                              SkXfermode::Mode mode, const SkPaint& paint) {