Uses and returns the fractional width in text eliding

ui/gfx/canvas.h

Index: ui/gfx/canvas.h
diff --git a/ui/gfx/canvas.h b/ui/gfx/canvas.h
index 9aa7a0a4e4d6cc126b000520ea9bbca9afcd91f3..9932535d7529e7ded8489fa8e1215eeb88a6dd44 100644
--- a/ui/gfx/canvas.h
+++ b/ui/gfx/canvas.h
@@ -125,26 +125,26 @@ class GFX_EXPORT Canvas {
   // height and then width as needed to make the text fit. This method
   // supports multiple lines. On Skia only a line_height can be specified and
   // specifying a 0 value for it will cause the default height to be used.
-  static void SizeStringInt(const base::string16& text,
-                            const FontList& font_list,
-                            int* width,
-                            int* height,
-                            int line_height,
-                            int flags);
+  static void SizeStringToFit(const base::string16& text,
+                              const FontList& font_list,
+                              float* width,
+                              float* height,
+                              int line_height,
+                              int flags);
   // Obsolete version.  Use the above version which takes FontList.
-  static void SizeStringInt(const base::string16& text,
-                            const Font& font,
-                            int* width,
-                            int* height,
-                            int line_height,
-                            int flags);
+  static void SizeStringToFit(const base::string16& text,
+                              const Font& font,
+                              float* width,
+                              float* height,
+                              int line_height,
+                              int flags);
 
   // Returns the number of horizontal pixels needed to display the specified
   // |text| with |font_list|.
-  static int GetStringWidth(const base::string16& text,
+  static float GetStringWidth(const base::string16& text,
                             const FontList& font_list);

[msw, 2013/10/01 02:42:48]

nit: indent this line to match the one above.

[jianli, 2013/10/01 18:56:50]

Done.

   // Obsolete version.  Use the above version which takes FontList.
-  static int GetStringWidth(const base::string16& text, const Font& font);
+  static float GetStringWidth(const base::string16& text, const Font& font);
 
   // Returns the default text alignment to be used when drawing text on a
   // Canvas based on the directionality of the system locale language.