Revert 17963, 17962 and 17955: Random number generator in JS changes

Revert 17963, 17962 and 17955: Random number generator in JS changes

Revert 17966, 17965 also as collateral damage: Embed trigonometric lookup table. 

Due to Heapcheck and valgrind failures that are not yet fixed.

TBR=svenpanne@chromium.org

Committed: http://code.google.com/p/v8/source/detail?r=17981

[danno, 2013-11-21 17:21:22]

Committed patchset #2 manually as r17981 (presubmit successful).

[Yang, 2013-11-21 17:22:00]

On 2013/11/21 17:21:22, danno wrote:
> Committed patchset #2 manually as r17981 (presubmit successful).

lgtm.

[Yang, 2013-11-21 17:52:58]

On 2013/11/21 17:22:00, Yang wrote:
> On 2013/11/21 17:21:22, danno wrote:
> > Committed patchset #2 manually as r17981 (presubmit successful).
> 
> lgtm.

I confirmed that r17963 exhibits leaks. To reproduce:

export GCC="g++"
export GYP_GENERATORS='ninja'
export BUILDTYPE=Debug
export GYP_DEFINES="linux_use_tcmalloc=1 linux_use_heapchecker=1
linux_keep_shadow_stacks=1 werror= component=shared_library target_arch=x64"
./build/gyp_chromium
ninja -C out/Debug chrome content_shell dump_syms minidump_stackwalk unit_tests
-j2000
tools/heapcheck/chrome_tests.sh -t unit --gtest_filter=EventUnittest.*