Refactor some weird out of CreateBuilder.
Refactor some weird out of CreateBuilder.

Configure project explicitly as a parameter

BUG=147451

Review URL: https://chromiumcodereview.appspot.com/11071004

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@160547 0039d316-1c4b-4281-b951-d872f2087c98

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