Uses and returns the fractional width in text eliding

ui/gfx/canvas_unittest.cc

Index: ui/gfx/canvas_unittest.cc
diff --git a/ui/gfx/canvas_unittest.cc b/ui/gfx/canvas_unittest.cc
index 21b9f51e57e8eee4e12e16d4390d83b4c5cbde64..7b0dc30cbb021e60390f91f35c989f1509f15520 100644
--- a/ui/gfx/canvas_unittest.cc
+++ b/ui/gfx/canvas_unittest.cc
@@ -17,13 +17,13 @@ class CanvasTest : public testing::Test {
     return Canvas::GetStringWidth(UTF8ToUTF16(text), font_);
   }
 
-  gfx::Size SizeStringInt(const char *text, int width, int line_height) {
+  gfx::SizeF SizeStringInt(const char *text, float width, int line_height) {
     base::string16 text16 = UTF8ToUTF16(text);
-    int height = 0;
+    float height = 0;
     int flags =
       (text16.find('\n') != base::string16::npos) ? Canvas::MULTI_LINE : 0;
     Canvas::SizeStringInt(text16, font_, &width, &height, line_height, flags);
-    return gfx::Size(width, height);
+    return gfx::SizeF(width, height);
   }
 
  private:
@@ -39,7 +39,7 @@ TEST_F(CanvasTest, StringWidthEmptyString) {
 }
 
 TEST_F(CanvasTest, StringSizeEmptyString) {
-  gfx::Size size = SizeStringInt("", 0, 0);
+  gfx::SizeF size = SizeStringInt("", 0, 0);
   EXPECT_EQ(0, size.width());
   EXPECT_GT(size.height(), 0);
 }
@@ -52,8 +52,8 @@ TEST_F(CanvasTest, StringSizeEmptyString) {
 #endif
 
 TEST_F(CanvasTest, MAYBE_StringSizeWithLineHeight) {
-  gfx::Size one_line_size = SizeStringInt("Q", 0, 0);
-  gfx::Size four_line_size = SizeStringInt("Q\nQ\nQ\nQ", 1000000, 1000);
+  gfx::SizeF one_line_size = SizeStringInt("Q", 0, 0);
+  gfx::SizeF four_line_size = SizeStringInt("Q\nQ\nQ\nQ", 1000000, 1000);
   EXPECT_EQ(one_line_size.width(), four_line_size.width());
   EXPECT_EQ(3 * 1000 + one_line_size.height(), four_line_size.height());
 }