SkPDF: Remove Array's unused set(i) and get(i) (leaving only append())

src/pdf/SkPDFTypes.cpp

Index: src/pdf/SkPDFTypes.cpp
diff --git a/src/pdf/SkPDFTypes.cpp b/src/pdf/SkPDFTypes.cpp
index 89d6a0bc48dd7674ff3d3ed7fe11bc83db7b8099..cd130cfc520b46f36918b80b016f7da5bf713da1 100644
--- a/src/pdf/SkPDFTypes.cpp
+++ b/src/pdf/SkPDFTypes.cpp
@@ -255,14 +255,6 @@ void SkPDFArray::reserve(int length) {
     fValue.setReserve(length);
 }
 
-SkPDFObject* SkPDFArray::setAt(int offset, SkPDFObject* value) {
-    SkASSERT(offset < fValue.count());
-    value->ref();
-    fValue[offset]->unref();
-    fValue[offset] = value;
-    return value;
-}
-
 SkPDFObject* SkPDFArray::append(SkPDFObject* value) {
     SkASSERT(fValue.count() < kMaxLen);
     value->ref();