Ash: Fix fullscreen window bounds

I was computing the non-client frame top border height incorrectly for fullscreen windows, so it was trying to draw a few pixels of transparent non-client border.

BUG=118774
TEST=visual


Review URL: http://codereview.chromium.org/9810014

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@128014 0039d316-1c4b-4281-b951-d872f2087c98
void BrowserNonClientFrameViewAura::OnPaint(gfx::Canvas* canvas) {
  if (frame()->IsFullscreen())
    return;  // Nothing visible, don't paint.
  frame_painter_->PaintHeader(this,
                              canvas,
                              GetThemeFrameBitmap(),
                              GetThemeFrameOverlayBitmap());
  frame_painter_->PaintTitleBar(this, canvas, BrowserFrame::GetTitleFont());
  if (browser_view()->IsToolbarVisible())
    PaintToolbarBackground(canvas);
}

void BrowserNonClientFrameViewAura::OnPaint(gfx::Canvas* canvas) {
  if (frame()->IsFullscreen())
    return;  // Nothing visible, don't paint.
  frame_painter_->PaintHeader(this,
                              canvas,
                              GetThemeFrameBitmap(),
                              GetThemeFrameOverlayBitmap());
  frame_painter_->PaintTitleBar(this, canvas, BrowserFrame::GetTitleFont());
  if (browser_view()->IsToolbarVisible())
    PaintToolbarBackground(canvas);
}
