[Password Generation] Update Aura UI

ui/views/controls/styled_label.h

Index: ui/views/controls/styled_label.h
diff --git a/ui/views/controls/styled_label.h b/ui/views/controls/styled_label.h
index 4c599a0d438c5de58e98cd5cde3927a8ccdb7e86..61dcc1fe76eb525394d281e00bb13f935c4e271b 100644
--- a/ui/views/controls/styled_label.h
+++ b/ui/views/controls/styled_label.h
@@ -73,6 +73,10 @@ class VIEWS_EXPORT StyledLabel : public View, public LinkListener {
   // a range set by AddStyleRange.
   void SetDefaultStyle(const RangeStyleInfo& style_info);
 
+  // Sets multiplier for line height. Multipliers < 1.0 will be ignored. Text
+  // will be centered in the available space.
+  void SetLineHeightMultiplier(double multiplier);
+
   // Sets the color of the background on which the label is drawn. This won't
   // be explicitly drawn, but the label will force the text color to be
   // readable over it.
@@ -116,12 +120,23 @@ class VIEWS_EXPORT StyledLabel : public View, public LinkListener {
   // The return value is the necessary size.
   gfx::Size CalculateAndDoLayout(int width, bool dry_run);
 
+  // Returns the line height, either default or user specified.
+  int GetLineHeight() const;
+
+  // Returns the vetical offset for a given line. This is necessary to
+  // vertically center text when a user specifies a line height great than the
+  // default.
+  int GetOffsetForLine(int line) const;
+
   // The text to display.
   base::string16 text_;
 
   // Fonts used to display text. Can be augmented by RangeStyleInfo.
   gfx::FontList font_list_;
 
+  // Line height multipler.
+  double line_height_multiplier_;
+
   // The default style to use for any part of the text that isn't within
   // a range in |style_ranges_|.
   RangeStyleInfo default_style_info_;