Set the vim auto-indent setting for open braces after case statements to follow LLVM source convention.
Set the vim auto-indent setting for open braces after case statements to
follow LLVM source convention.

Before:
  case X: {
            stuff;
          }

After:
  case X: {
    stuff;
  }


git-svn-id: a4a6f32337ebd29ad4763b423022f00f68d1c7b7@93055 91177308-0d34-0410-b5e6-96231b3b80d8

lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx