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

tests/PDFPrimitivesTest.cpp

 /*
  * Copyright 2010 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkData.h"
@@ skipping 251 matching lines @@
 
     SkAutoTUnref<SkPDFArray> array(new SkPDFArray);
     SimpleCheckObjectOutput(reporter, array.get(), "[]");
     array->append(int42.get());
     SimpleCheckObjectOutput(reporter, array.get(), "[42]");
     array->append(realHalf.get());
     SimpleCheckObjectOutput(reporter, array.get(), "[42 0.5]");
     SkAutoTUnref<SkPDFInt> int0(new SkPDFInt(0));
     array->append(int0.get());
     SimpleCheckObjectOutput(reporter, array.get(), "[42 0.5 0]");
-    SkAutoTUnref<SkPDFInt> int1(new SkPDFInt(1));
-    array->setAt(0, int1.get());
-    SimpleCheckObjectOutput(reporter, array.get(), "[1 0.5 0]");
 
     SkAutoTUnref<SkPDFDict> dict(new SkPDFDict);
     SimpleCheckObjectOutput(reporter, dict.get(), "<<>>");
     SkAutoTUnref<SkPDFName> n1(new SkPDFName("n1"));
     dict->insert(n1.get(), int42.get());
     SimpleCheckObjectOutput(reporter, dict.get(), "<</n1 42>>");
     SkAutoTUnref<SkPDFName> n2(new SkPDFName("n2"));
     SkAutoTUnref<SkPDFName> n3(new SkPDFName("n3"));
     dict->insert(n2.get(), realHalf.get());
     dict->insert(n3.get(), array.get());
     SimpleCheckObjectOutput(reporter, dict.get(),
-                            "<</n1 42\n/n2 0.5\n/n3 [1 0.5 0]>>");
+                            "<</n1 42\n/n2 0.5\n/n3 [42 0.5 0]>>");
 
     TestPDFStream(reporter);
 
     TestCatalog(reporter);
 
     TestObjectRef(reporter);
 
     TestSubstitute(reporter);
 
     test_issue1083();
@@ skipping 47 matching lines @@
     // Filter just created; should be unvisited.
     REPORTER_ASSERT(reporter, !filter->visited());
     SkPaint paint;
     paint.setImageFilter(filter.get());
     canvas->drawRect(SkRect::MakeWH(100, 100), paint);
     doc->close();
 
     // Filter was used in rendering; should be visited.
     REPORTER_ASSERT(reporter, filter->visited());
 }