SkPDF: clean up uses of deprecated calls in SkPDFDevice.

Clean up reference count handling to avoid churn and follow pattern used elsewhere in SkPDF.

BUG=skia:3585

Review URL: https://codereview.chromium.org/1103163002

2 files changed, 23 insertions, 15 deletions

diff --git a/src/pdf/SkPDFDevice.cpp b/src/pdf/SkPDFDevice.cpp
index 40a4576cb6..88f9b810b6 100644
--- a/src/pdf/SkPDFDevice.cpp
+++ b/src/pdf/SkPDFDevice.cpp
@@ -1464,26 +1464,30 @@ bool SkPDFDevice::handlePointAnnotation(const SkPoint* points, size_t count,
     return false;
 }
 
-SkPDFDict* SkPDFDevice::createLinkAnnotation(const SkRect& r,
-                                             const SkMatrix& matrix) {
+void SkPDFDevice::addAnnotation(SkPDFDict* annotation) {
+    if (NULL == fAnnotations) {
+        fAnnotations = SkNEW(SkPDFArray);
+    }
+    fAnnotations->appendObject(annotation);
+}
+
+static SkPDFDict* create_link_annotation(const SkRect& r,
+                                         const SkMatrix& initialTransform,
+                                         const SkMatrix& matrix) {
     SkMatrix transform = matrix;
-    transform.postConcat(fInitialTransform);
+    transform.postConcat(initialTransform);
     SkRect translatedRect;
     transform.mapRect(&translatedRect, r);
 
-    if (NULL == fAnnotations) {
-        fAnnotations = SkNEW(SkPDFArray);
-    }
-    SkPDFDict* annotation(SkNEW_ARGS(SkPDFDict, ("Annot")));
+    SkAutoTUnref<SkPDFDict> annotation(SkNEW_ARGS(SkPDFDict, ("Annot")));
     annotation->insertName("Subtype", "Link");
-    fAnnotations->append(annotation);
 
     SkAutoTUnref<SkPDFArray> border(SkNEW(SkPDFArray));
     border->reserve(3);
     border->appendInt(0);  // Horizontal corner radius.
     border->appendInt(0);  // Vertical corner radius.
     border->appendInt(0);  // Width, 0 = no border.
-    annotation->insert("Border", border.get());
+    annotation->insertObject("Border", border.detach());
 
     SkAutoTUnref<SkPDFArray> rect(SkNEW(SkPDFArray));
     rect->reserve(4);
@@ -1491,29 +1495,33 @@ SkPDFDict* SkPDFDevice::createLinkAnnotation(const SkRect& r,
     rect->appendScalar(translatedRect.fTop);
     rect->appendScalar(translatedRect.fRight);
     rect->appendScalar(translatedRect.fBottom);
-    annotation->insert("Rect", rect.get());
+    annotation->insertObject("Rect", rect.detach());
 
-    return annotation;
+    return annotation.detach();
 }
 
 void SkPDFDevice::handleLinkToURL(SkData* urlData, const SkRect& r,
                                   const SkMatrix& matrix) {
-    SkAutoTUnref<SkPDFDict> annotation(createLinkAnnotation(r, matrix));
+    SkAutoTUnref<SkPDFDict> annotation(
+            create_link_annotation(r, fInitialTransform, matrix));
 
     SkString url(static_cast<const char *>(urlData->data()),
                  urlData->size() - 1);
     SkAutoTUnref<SkPDFDict> action(SkNEW_ARGS(SkPDFDict, ("Action")));
     action->insertName("S", "URI");
     action->insertString("URI", url);
-    annotation->insert("A", action.get());
+    annotation->insertObject("A", action.detach());
+    this->addAnnotation(annotation.detach());
 }
 
 void SkPDFDevice::handleLinkToNamedDest(SkData* nameData, const SkRect& r,
                                         const SkMatrix& matrix) {
-    SkAutoTUnref<SkPDFDict> annotation(createLinkAnnotation(r, matrix));
+    SkAutoTUnref<SkPDFDict> annotation(
+            create_link_annotation(r, fInitialTransform, matrix));
     SkString name(static_cast<const char *>(nameData->data()),
                   nameData->size() - 1);
     annotation->insertName("Dest", name);
+    this->addAnnotation(annotation.detach());
 }
 
 struct NamedDestination {
diff --git a/src/pdf/SkPDFDevice.h b/src/pdf/SkPDFDevice.h
index 2850cf943c..18be58de43 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*);
     void handleLinkToURL(SkData* urlData, const SkRect& r,
                          const SkMatrix& matrix);
     void handleLinkToNamedDest(SkData* nameData, const SkRect& r,