Fix alignment format in multiline mode

ui/gfx/render_text.cc

Index: ui/gfx/render_text.cc
diff --git a/ui/gfx/render_text.cc b/ui/gfx/render_text.cc
index e04fc71b3bdc1ae1c3e861a65f5560b97158499c..b807b6e07505eb79ebf75d93d2847003e6f247b1 100644
--- a/ui/gfx/render_text.cc
+++ b/ui/gfx/render_text.cc
@@ -1092,14 +1092,14 @@ HorizontalAlignment RenderText::GetCurrentHorizontalAlignment() {
 }
 
 Vector2d RenderText::GetAlignmentOffset(size_t line_number) {
-  // TODO(ckocagil): Enable |lines_| usage in other platforms.
-#if defined(OS_WIN)
+  // TODO(ckocagil): Enable |lines_| usage on mac.

[msw, 2015/02/23 19:30:06]

nit: update this comment to say RenderTextMac instead of just "mac"

[oshima, 2015/02/23 23:06:52]

Done.

+#if !defined(OS_MACOSX)
   DCHECK_LT(line_number, lines_.size());
 #endif
   Vector2d offset;
   HorizontalAlignment horizontal_alignment = GetCurrentHorizontalAlignment();
   if (horizontal_alignment != ALIGN_LEFT) {
-#if defined(OS_WIN)
+#if !defined(OS_MACOSX)
     const int width = std::ceil(lines_[line_number].size.width()) +
         (cursor_enabled_ ? 1 : 0);
 #else