Revert of Remove deprecated methods from Pickle.

ui/base/dragdrop/os_exchange_data_unittest.cc

Index: ui/base/dragdrop/os_exchange_data_unittest.cc
diff --git a/ui/base/dragdrop/os_exchange_data_unittest.cc b/ui/base/dragdrop/os_exchange_data_unittest.cc
index 9e2130c167208e409dfb73fef89fac6424c6bf76..417b6a61820a896ec4efd65dc47bb128df4f43c5 100644
--- a/ui/base/dragdrop/os_exchange_data_unittest.cc
+++ b/ui/base/dragdrop/os_exchange_data_unittest.cc
@@ -160,9 +160,9 @@
   EXPECT_TRUE(copy.GetPickledData(kTestFormat, &restored_pickle));
   PickleIterator iterator(restored_pickle);
   int value;
-  EXPECT_TRUE(iterator.ReadInt(&value));
+  EXPECT_TRUE(restored_pickle.ReadInt(&iterator, &value));
   EXPECT_EQ(1, value);
-  EXPECT_TRUE(iterator.ReadInt(&value));
+  EXPECT_TRUE(restored_pickle.ReadInt(&iterator, &value));
   EXPECT_EQ(2, value);
 }