This reverts commit 92cfe00c.

Reason for revert: Breaking all the clusterfuzz builders with error message:
group @"./mksnapshot.rsp" ./libv8_libbase.so ./libv8_libplatform.so ./libicui18n.so ./libicuuc.so ./libc++.so -Wl,--end-group   -ldl -lrt 
../../buildtools/third_party/libc++/trunk/include/string:1831: error: undefined reference to 'std::__1::__basic_string_common<true>::__throw_length_error() const'
../../buildtools/third_party/libc++/trunk/include/vector:930: error: ...

e.g.: https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20ASAN%20-%20debug%20builder/builds/16157/steps/compile/logs/stdio

Original change's description:
> Update V8 DEPS.
> 
> Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/5488ca8..3532f27
> 
> Rolling v8/buildtools: https://chromium.googlesource.com/chromium/buildtools/+log/98f00fa..57c9408
> 
> Rolling v8/third_party/catapult: https://chromium.googlesource.com/external/github.com/catapult-project/catapult/+log/51b3178..518df53
> 
> Rolling v8/tools/clang: https://chromium.googlesource.com/chromium/src/tools/clang/+log/05f3060..f294e27
> 
> TBR=machenbach@chromium.org,vogelheim@chromium.org,hablich@chromium.org
> 
> Change-Id: I8e154bcc89d8cdc292409a15dc4081666941c959
> Reviewed-on: https://chromium-review.googlesource.com/514762
> Reviewed-by: v8 autoroll <v8-autoroll@chromium.org>
> Commit-Queue: v8 autoroll <v8-autoroll@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#45527}

TBR=v8-autoroll@chromium.org,machenbach@chromium.org,vogelheim@chromium.org,hablich@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Change-Id: I2c06ebf13219c92b4fa8891743c9dd9f23e91fcf
Reviewed-on: https://chromium-review.googlesource.com/515462Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45528}