Use AST's type field and merge types for unary, binary & compare ICs

Use AST's type field and merge types for unary, binary & compare ICs

R=jkummerow@chromium.org
BUG=

Committed: http://code.google.com/p/v8/source/detail?r=15264

[Jakob Kummerow, 2013-06-20 14:08:55]

Maybe<LGTM> :-P

https://codereview.chromium.org/17468003/diff/8001/src/types.cc
File src/types.cc (right):

https://codereview.chromium.org/17468003/diff/8001/src/types.cc#newcode341
src/types.cc:341: return Type::Any();
nit: {} please, and 2-space indentation.

https://codereview.chromium.org/17468003/diff/8001/src/types.cc#newcode417
src/types.cc:417: return Type::None();
nit: {} please, and 2-space indentation.

[rossberg, 2013-06-21 11:10:24]

Committed patchset #4 manually as r15264 (presubmit successful).