NOT FOR REVIEW: Repro test of WTF::Deque for crbug.com/674287

NOT FOR REVIEW: Repro test of WTF::Deque for crbug.com/674287

[ RUN      ] DequeTest.WTFDequePointersStability
../../third_party/WebKit/Source/wtf/DequeTest.cpp:615: Failure
Value of: *ptr
  Actual: -842150451
Expected: 42
 @ iteration 15
[  FAILED  ] DequeTest.WTFDequePointersStability (0 ms)
[ RUN      ] DequeTest.WTFDequeNoInlineCapacityPointersStability
../../third_party/WebKit/Source/wtf/DequeTest.cpp:633: Failure
Value of: *ptr
  Actual: -842150451
Expected: 42
 @ iteration 23
[  FAILED  ] DequeTest.WTFDequeNoInlineCapacityPointersStability (0 ms)
[ RUN      ] DequeTest.StdDequePointersStability
[       OK ] DequeTest.StdDequePointersStability (1 ms)
[----------] 3 tests from DequeTest (1 ms total)

[----------] Global test environment tear-down
[==========] 3 tests from 1 test case ran. (1 ms total)
[  PASSED  ] 1 test.
[  FAILED  ] 2 tests, listed below:
[  FAILED  ] DequeTest.WTFDequePointersStability
[  FAILED  ] DequeTest.WTFDequeNoInlineCapacityPointersStability

BUG=674287