SkPDF: clean up uses of deprecated calls in SkPDFDevice

src/pdf/SkPDFDevice.h

Index: src/pdf/SkPDFDevice.h
diff --git a/src/pdf/SkPDFDevice.h b/src/pdf/SkPDFDevice.h
index 2850cf943c0151837a46309e079e82c6e9777b2d..18be58de437ada291cd853a488c5dd7a89874c31 100644
--- a/src/pdf/SkPDFDevice.h
+++ b/src/pdf/SkPDFDevice.h
@@ -297,7 +297,7 @@ private:
                               const SkPaint& paint);
     bool handlePointAnnotation(const SkPoint* points, size_t count,
                                const SkMatrix& matrix, const SkPaint& paint);
-    SkPDFDict* createLinkAnnotation(const SkRect& r, const SkMatrix& matrix);
+    void addAnnotation(SkPDFDict*);

[hal.canary, 2015/04/28 13:15:48]

To reduce reference-churn and increase pointer safety, I am reorganizing this
function to first, create an annotation object, then finish adding information
to the object, and then finally detach() it and add it to the list of
annotations.

     void handleLinkToURL(SkData* urlData, const SkRect& r,
                          const SkMatrix& matrix);
     void handleLinkToNamedDest(SkData* nameData, const SkRect& r,