Uses and returns the fractional width in text eliding

ash/system/user/tray_user.cc

Index: ash/system/user/tray_user.cc
diff --git a/ash/system/user/tray_user.cc b/ash/system/user/tray_user.cc
index e83272758273f147848c66cb83b11b77f66a634c..5c97c80119bc36a3219c4f48fc678a611cf687f2 100644
--- a/ash/system/user/tray_user.cc
+++ b/ash/system/user/tray_user.cc
@@ -455,8 +455,11 @@ void PublicAccountUserDetails::Layout() {
   // Word-wrap the label text.
   const gfx::Font font;
   std::vector<base::string16> lines;
-  gfx::ElideRectangleText(text_, font, contents_area.width(),
-                          contents_area.height(), gfx::ELIDE_LONG_WORDS,
+  gfx::ElideRectangleText(text_,
+                          font,
+                          static_cast<float>(contents_area.width()),

[msw, 2013/09/27 21:54:48]

Won't int->float implicit type conversion work here, and in similar cases?

[jianli, 2013/10/01 00:32:58]

Reverted. Changed INT_MAX to FLT_MAX in the following 2 places that call
ElideRectangleText to avoid the compiler from complaining.

+                          static_cast<float>(contents_area.height()),
+                          gfx::ELIDE_LONG_WORDS,
                           &lines);
   // Loop through the lines, creating a renderer for each.
   gfx::Point position = contents_area.origin();
@@ -555,7 +558,8 @@ void PublicAccountUserDetails::CalculatePreferredSize(SystemTrayItem* owner,
     lines.clear();
     const int width = (min_width + max_width) / 2;
     const bool too_narrow = gfx::ElideRectangleText(
-        text_, font, width, INT_MAX, gfx::TRUNCATE_LONG_WORDS, &lines) != 0;
+        text_, font, static_cast<float>(width), static_cast<float>(INT_MAX),
+        gfx::TRUNCATE_LONG_WORDS, &lines) != 0;
     int line_count = lines.size();
     if (!too_narrow && line_count == 3 &&
             width - font.GetStringWidth(lines.back()) <=
@@ -571,7 +575,8 @@ void PublicAccountUserDetails::CalculatePreferredSize(SystemTrayItem* owner,
   // Calculate the corresponding height and set the preferred size.
   lines.clear();
   gfx::ElideRectangleText(
-      text_, font, min_width, INT_MAX, gfx::TRUNCATE_LONG_WORDS, &lines);
+      text_, font, static_cast<float>(min_width), static_cast<float>(INT_MAX),
+      gfx::TRUNCATE_LONG_WORDS, &lines);
   int line_count = lines.size();
   if (min_width - font.GetStringWidth(lines.back()) <=
       space_width + link_size.width()) {