Move ParsePostfixExpression into ParserBase.

Move ParsePostfixExpression into ParserBase.

+ enable a test which checks that Parser and PreParser produce the "invalid left
hand side" errors consistently.

R=mstarzinger@chromium.org
BUG=

Committed: https://code.google.com/p/v8/source/detail?r=20149

[marja, 2014-03-20 13:46:13]

mstarzinger, ptal

[Michael Starzinger, 2014-03-21 09:24:36]

LGTM.

https://codereview.chromium.org/202333004/diff/1/test/cctest/test-parsing.cc
File test/cctest/test-parsing.cc (right):

https://codereview.chromium.org/202333004/diff/1/test/cctest/test-parsing.cc#...
test/cctest/test-parsing.cc:2335: // TODO(marja): Activate this test once the
preparser checks correctly.
Is this test also fixed by this change?

[marja, 2014-03-21 09:28:35]

thx for review!

https://codereview.chromium.org/202333004/diff/1/test/cctest/test-parsing.cc
File test/cctest/test-parsing.cc (right):

https://codereview.chromium.org/202333004/diff/1/test/cctest/test-parsing.cc#...
test/cctest/test-parsing.cc:2335: // TODO(marja): Activate this test once the
preparser checks correctly.
On 2014/03/21 09:24:37, Michael Starzinger wrote:
> Is this test also fixed by this change?

Ah, yes. Re-enabled it.

[marja, 2014-03-21 09:46:34]

Committed patchset #2 manually as r20149 (presubmit successful).