Revert "Add dart:collection_dev library."

runtime/vm/object_store.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_OBJECT_STORE_H_
 #define VM_OBJECT_STORE_H_
 
 #include "vm/object.h"
 
 namespace dart {
@@ skipping 359 matching lines @@
     core_impl_library_ = value.raw();
   }
 
   RawLibrary* collection_library() const {
     return collection_library_;
   }
   void set_collection_library(const Library& value) {
     collection_library_ = value.raw();
   }
 
-  RawLibrary* collection_dev_library() const {
-    return collection_dev_library_;
-  }
-  void set_collection_dev_library(const Library& value) {
-    collection_dev_library_ = value.raw();
-  }
-
   RawLibrary* math_library() const {
     return math_library_;
   }
   void set_math_library(const Library& value) {
     math_library_ = value.raw();
   }
 
   RawLibrary* isolate_library() const {
     return isolate_library_;
   }
@@ skipping 167 matching lines @@
   RawClass* external_float64_array_class_;
   RawClass* stacktrace_class_;
   RawClass* jsregexp_class_;
   RawClass* weak_property_class_;
   RawArray* symbol_table_;
   RawArray* canonical_type_arguments_;
   RawLibrary* async_library_;
   RawLibrary* core_library_;
   RawLibrary* core_impl_library_;
   RawLibrary* collection_library_;
-  RawLibrary* collection_dev_library_;
   RawLibrary* math_library_;
   RawLibrary* isolate_library_;
   RawLibrary* mirrors_library_;
   RawLibrary* scalarlist_library_;
   RawLibrary* native_wrappers_library_;
   RawLibrary* builtin_library_;
   RawLibrary* root_library_;
   RawGrowableObjectArray* libraries_;
   RawGrowableObjectArray* pending_classes_;
   RawError* sticky_error_;
   RawString* unhandled_exception_handler_;
   RawContext* empty_context_;
   RawInstance* stack_overflow_;
   RawInstance* out_of_memory_;
   RawArray* keyword_symbols_;
   RawFunction* receive_port_create_function_;
   RawFunction* lookup_receive_port_function_;
   RawFunction* handle_message_function_;
   RawObject** to() { return reinterpret_cast<RawObject**>(&keyword_symbols_); }
 
   friend class SnapshotReader;
 
   DISALLOW_COPY_AND_ASSIGN(ObjectStore);
 };
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_STORE_H_