Trace layer bounds/position/scroll_offset in cc.debug

Having these values (in particular scroll_offset) in layer tree traces
helped greatly when investigating crbug.com/346622

Review URL: https://codereview.chromium.org/177983007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254493 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 254493
Remove unused constants in a PPAPI test for TCP sockets

PNaCl is being upgraded to Clang 3.4, which now warns about unused
declarations inside anonymous namespaces.

BUG=https://code.google.com/p/nativeclient/issues/detail?id=3757
TEST=compile using new PNaCl toolchain
R=teravest@chromium.org

Review URL: https://codereview.chromium.org/183763017

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254494 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 254494