Revert 20313 - "Ship promises and weak collections"

test/mjsunit/harmony/private.js

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
 //       with the distribution.
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 //       contributors may be used to endorse or promote products derived
 //       from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Flags: --harmony-symbols --harmony-collections
+// Flags: --harmony-symbols --harmony-collections --harmony-weak-collections
 // Flags: --expose-gc --allow-natives-syntax
 
 var symbols = []
 
 
 // Returns true if the string is a valid
 // serialization of Symbols added to the 'symbols'
 // array. Adjust if you extend 'symbols' with other
 // values.
 function isValidSymbolString(s) {
@@ skipping 296 matching lines @@
   var publicSymbol = Symbol()
   var publicSymbol2 = Symbol()
   var obj = {}
   obj[publicSymbol] = 1
   obj[privateSymbol] = 2
   obj[publicSymbol2] = 3
   var syms = Object.getOwnPropertySymbols(obj)
   assertEquals(syms, [publicSymbol, publicSymbol2])
 }
 TestGetOwnPropertySymbols()