Convert unneeded setattr() calls to statements.
Convert unneeded setattr() calls to statements.

setattr() should only be used when its first or second argument, but usually
its second, is determined at run time.

R=szager@chromium.org
BUG=


Review URL: https://chromiumcodereview.appspot.com/11418078

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@169042 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build