Revert of [DBus] Explicitly instantiate dbus::Property variants (https://codereview...

Revert of [DBus] Explicitly instantiate dbus::Property variants (https://codereview.chromium.org/354553002/)

Reason for revert:
This causes link error:
http://build.chromium.org/p/chromium.chromiumos/builders/Linux%20ChromiumOS%20Builder%20%28dbg%29/builds/48613/steps/compile/logs/stdio

Original issue's description:
> [DBus] Explicitly instantiate dbus::Property variants
>
> dbus::Property<std::vector<uint8> > isn't instantiated in libdbus in non-ChromeOS build + latest clang.
> That causes instantiation of the template in dbus_unittests, and causes link failure.
>
> BUG=
>
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=280264

TBR=keybuk@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/353063007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@280267 0039d316-1c4b-4281-b951-d872f2087c98