Revert of Remove serializer-specific hash table size heuristic.

Revert of Remove serializer-specific hash table size heuristic. (patchset #1 id:1 of https://codereview.chromium.org/1265983006/ )

Reason for revert:
This still breaks: https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20GC%20Stress%20-%20custom%20snapshot/builds/1296/steps/Mjsunit/logs/load-proxy

Test: mjsunit/strong/load-proxy
Flags: --stress-opt --always-opt
Command: out/Debug/d8 --test --random-seed=2021532800 --stress-opt --always-opt --nohard-abort --nodead-code-elimination --nofold-constants --enable-slow-asserts --debug-code --verify-heap --harmony-proxies --strong-mode test/mjsunit/strong/load-proxy.js --gc-interval=500 --stress-compaction --concurrent-recompilation-queue-length=64 --concurrent-recompilation-delay=500 --concurrent-recompilation

Run #1
Exit code: -11
Result: CRASH
Expected outcomes: PASS
Duration: 00:00:553

Run #2
Exit code: -11
Result: CRASH
Expected outcomes: PASS
Duration: 00:00:520

Run #3
Exit code: -11
Result: CRASH
Expected outcomes: PASS
Duration: 00:00:572

Original issue's description:
> Remove serializer-specific hash table size heuristic.
>
> The heuristic can cause weird behavior when bootstrapping.
> The memory savings is not worth this hassle.
>
> Committed: https://crrev.com/fc80f29a582b758d14aae864232624ca45e47ddc
> Cr-Commit-Position: refs/heads/master@{#30019}

TBR=ulan@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/41fad8dbe01639ff77874139d3ec7429dfac58b7
Cr-Commit-Position: refs/heads/master@{#30024}

[Yang, 2015-08-05 11:45:15]

Created Revert of Remove serializer-specific hash table size heuristic.

[commit-bot: I haz the power, 2015-08-05 11:45:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1268413002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1268413002/1

[commit-bot: I haz the power, 2015-08-05 11:45:47]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-05 11:46:23]

Patchset 1 (id:??) landed as
https://crrev.com/41fad8dbe01639ff77874139d3ec7429dfac58b7
Cr-Commit-Position: refs/heads/master@{#30024}