[turbofan] Fix input count in Uint32Mod/Div reduction.

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/684193002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24997 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix lo_space initialization for external snapshot

R=rmcilroy@chromium.org

Review URL: https://codereview.chromium.org/684263002

Patch from André Baixo <baixo@google.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24998 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
X87: Classes: Add super support in methods and accessors

port r24976.

original commit message:

  Classes: Add super support in methods and accessors
  This is done by installing the [[HomeObject]] on the method and the
  accessor functions.

BUG=
R=weiliang.lin@intel.com

Review URL: https://codereview.chromium.org/687273005

Patch from Chunyang Dai <chunyang.dai@intel.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24999 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merge remote-tracking branch 'upstream/master'