Remove SkPicture copy constructor

tests/PictureTest.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBlurImageFilter.h"
 #include "SkCanvas.h"
 #include "SkColorPriv.h"
@@ skipping 1518 matching lines @@
     SkPictureRecorder recorder;
 
     SkCanvas* canvas = recorder.beginRecording(1, 1);
     canvas->drawARGB(255, 255, 255, 255);
     SkAutoTUnref<SkPicture> hasData(recorder.endRecording());
     // picture should have a non-zero id after recording
     REPORTER_ASSERT(reporter, hasData->uniqueID() != SK_InvalidGenID);
 
     // both pictures should have different ids
     REPORTER_ASSERT(reporter, hasData->uniqueID() != empty.uniqueID());
-
-    // test out copy constructor
-    SkPicture copyWithData(*hasData);
-    REPORTER_ASSERT(reporter, hasData->uniqueID() == copyWithData.uniqueID());
-
-    SkPicture emptyCopy(empty);
-    REPORTER_ASSERT(reporter, empty.uniqueID() != emptyCopy.uniqueID());
 }
 
 DEF_TEST(Picture, reporter) {
 #ifdef SK_DEBUG
     test_deleting_empty_picture();
     test_serializing_empty_picture();
 #else
     test_bad_bitmap();
 #endif
     test_unbalanced_save_restores(reporter);
@@ skipping 43 matching lines @@
     SkAutoTUnref<SkPicture> picture(recorder.endRecording());
 }
 
 DEF_TEST(Canvas_EmptyBitmap, r) {
     SkBitmap dst;
     dst.allocN32Pixels(10, 10);
     SkCanvas canvas(dst);
 
     test_draw_bitmaps(&canvas);
 }