Reland "Promote platform exclusion rules to config.gyp."

This includes a fix for Aura build.

BUG=None
TEST=blink_platform_unittests
R=abarth@chromium.org

Review URL: https://codereview.chromium.org/27746006

git-svn-id: svn://svn.chromium.org/blink/trunk@160011 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Move RenderLayerStackingNode out of RenderLayer.

This CL extracts the code related to stacking out of render layer and
into a separate class.

BUG=302120

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=159283

Review URL: https://codereview.chromium.org/25968003

git-svn-id: svn://svn.chromium.org/blink/trunk@160012 bbb929c8-8fbe-4397-9dbb-9b2b20218538
IDL compiler: Cleanup [ActivityLogging]

This:
1. Removes unnecessary includes:
bindings/v8/V8Binding.h  (always included)
wtf/Vector.h  (not needed)
...from [ActivityLogging] functions.

2. Add 'ForAllWorlds' suffix for clarity:
Before:
Access, AccessForIsolatedWorlds
After:
AccessForAllWorlds, AccessForIsolatedWorlds

Docs:
https://sites.google.com/a/chromium.org/dev/blink/webidl/blink-idl-extended-attributes#TOC-ActivityLogging-m-a-

BUG=239771

Review URL: https://codereview.chromium.org/27646002

git-svn-id: svn://svn.chromium.org/blink/trunk@160013 bbb929c8-8fbe-4397-9dbb-9b2b20218538
IDL compiler: interface types for setters

This is a short PassRefPtr<Foo>/RefPtr<Foo>/Foo* change,
but it looks a bit subtle -- we have a FIXME re: the Perl CG
which I'd like to fix or remove here.

BUG=239771

Review URL: https://codereview.chromium.org/29273007

git-svn-id: svn://svn.chromium.org/blink/trunk@160014 bbb929c8-8fbe-4397-9dbb-9b2b20218538