use common impl for drawTextOnPath

src/core/SkBitmapDevice.cpp

Index: src/core/SkBitmapDevice.cpp
diff --git a/src/core/SkBitmapDevice.cpp b/src/core/SkBitmapDevice.cpp
index 1f17e6fac12d30212f62819c75cd6fa47b6986ea..e545baea93f54f410ad5d98c8db77ab9e3633dde 100644
--- a/src/core/SkBitmapDevice.cpp
+++ b/src/core/SkBitmapDevice.cpp
@@ -329,13 +329,6 @@ void SkBitmapDevice::drawPosText(const SkDraw& draw, const void* text, size_t le
     draw.drawPosText((const char*)text, len, xpos, scalarsPerPos, offset, paint);
 }
 
-void SkBitmapDevice::drawTextOnPath(const SkDraw& draw, const void* text,
-                                    size_t len, const SkPath& path,
-                                    const SkMatrix* matrix,
-                                    const SkPaint& paint) {
-    draw.drawTextOnPath((const char*)text, len, path, matrix, paint);
-}
-
 void SkBitmapDevice::drawVertices(const SkDraw& draw, SkCanvas::VertexMode vmode,
                                   int vertexCount,
                                   const SkPoint verts[], const SkPoint textures[],