use common impl for drawTextOnPath

src/pdf/SkPDFDevice.cpp

Index: src/pdf/SkPDFDevice.cpp
diff --git a/src/pdf/SkPDFDevice.cpp b/src/pdf/SkPDFDevice.cpp
index c3ee262db34ab3b6f149ba98ee61a855e9cca886..a15571a5b306b72dd441b7341aeb3d1c7891f153 100644
--- a/src/pdf/SkPDFDevice.cpp
+++ b/src/pdf/SkPDFDevice.cpp
@@ -1194,15 +1194,6 @@ void SkPDFDevice::drawPosText(const SkDraw& d, const void* text, size_t len,
     content.entry()->fContent.writeText("ET\n");
 }
 
-void SkPDFDevice::drawTextOnPath(const SkDraw& d, const void* text, size_t len,
-                                 const SkPath& path, const SkMatrix* matrix,
-                                 const SkPaint& paint) {
-    if (d.fClip->isEmpty()) {
-        return;
-    }
-    d.drawTextOnPath((const char*)text, len, path, matrix, paint);
-}
-
 void SkPDFDevice::drawVertices(const SkDraw& d, SkCanvas::VertexMode,
                                int vertexCount, const SkPoint verts[],
                                const SkPoint texs[], const SkColor colors[],