Remove Sparc specific code.
https://bugs.webkit.org/show_bug.cgi?id=124941

Patch by Tamas Gergely <tgergely.u-szeged@partner.samsung.com> on 2013-11-27
Reviewed by Michael Saboff.

Sparc is not supported, remove leftover code.

* wtf/Platform.h:
* wtf/dtoa/utils.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@159817 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[GTK] Tools/Scripts/update-webkitgtk-libs unsorted and fails because of missing "git"
https://bugs.webkit.org/show_bug.cgi?id=124938

Patch by Andres Gomez <agomez@igalia.com> on 2013-11-27
Reviewed by Philippe Normand.

Added needed git dependency for building the gtk port with
jhbuild. Also, the dependencies needed for building the gtk port
are now sorted alphabetically.

* gtk/install-dependencies: Added git as jhbuild dependency and
sorted dependencies alphabetically.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@159818 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[GTK] Tools/Scripts/update-webkitgtk-libs fails due to missing fontutils dependencies for building the "xserver" module
https://bugs.webkit.org/show_bug.cgi?id=124940

Patch by Andres Gomez <agomez@igalia.com> on 2013-11-27
Reviewed by Martin Robinson.

xserver-font-utils is needed for building gtk port dependencies
with jhbuild.

* gtk/install-dependencies: Added xserver-font-utils to jhbuild
dependecies.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@159819 268f45cc-cd09-0410-ab3c-d52691b4dbfc