MacViews: Use bullets for displaying obscured text.

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 7ccaaa6131a5ece76f65603b9c3cc7f5450b4248..09346b26231db4ab3f6783a7e2a7848e5eadab57 100644
--- a/ui/gfx/render_text.cc
+++ b/ui/gfx/render_text.cc
@@ -48,7 +48,12 @@ namespace {
 // All chars are replaced by this char when the password style is set.
 // TODO(benrg): GTK uses the first of U+25CF, U+2022, U+2731, U+273A, '*'
 // that's available in the font (find_invisible_char() in gtkentry.c).
+// Use a bullet character on Mac.
+#if defined(OS_MACOSX)
+const base::char16 kPasswordReplacementChar = 0x2022;
+#else
 const base::char16 kPasswordReplacementChar = '*';
+#endif
 
 // Default color used for the text and cursor.
 const SkColor kDefaultColor = SK_ColorBLACK;