Removed unused HOptimizedGraphBuilder::BuildCallSetter method.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/19235011

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15696 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
ARM: Improve code aging sequence.

The code aging sequence contains a load which is unecessary for optimised
function. This has been replaced by a nop.

BUG=none
TEST=none

Review URL: https://chromiumcodereview.appspot.com/19379003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15697 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Prepare push to trunk.  Now working on version 3.20.7.

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/19543002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15698 ce2b1a6d-e550-0410-aec6-3dcde31c8c00