Added Header and Footer support using Skia

ui/base/text/text_elider.h

Index: ui/base/text/text_elider.h
diff --git a/ui/base/text/text_elider.h b/ui/base/text/text_elider.h
index c87011f10ce7fa9e814554b7b107bb6eb1bb2650..c3be88a4aae2737bcb886fe22042e1096f6d7021 100644
--- a/ui/base/text/text_elider.h
+++ b/ui/base/text/text_elider.h
@@ -11,6 +11,8 @@
 
 #include "base/basictypes.h"
 #include "base/string16.h"
+#include "third_party/skia/include/core/SkPaint.h"
+#include "third_party/skia/include/core/SkScalar.h"
 #include "ui/gfx/font.h"
 #include "ui/ui_api.h"
 
@@ -21,6 +23,13 @@ namespace ui {
 
 UI_API extern const char kEllipsis[];
 
+// Specifies what type of object is passed into the Elide functions.
+// These are used to measure the width of the text string.
+enum ObjectType {
+  Skia_Paint, // SkPaint object.
+  GFX_Font  // gfx::Font object.
+};
+
 // This function takes a GURL object and elides it. It returns a string
 // which composed of parts from subdomain, domain, path, filename and query.
 // A "..." is added automatically at the end if the elided string is bigger
@@ -39,6 +48,13 @@ UI_API string16 ElideUrl(const GURL& url,
                          int available_pixel_width,
                          const std::string& languages);
 
+// Overloaded function.
+// Takes a SkPaint object to determine the width of the text on the screen.
+string16 ElideUrl(const GURL& url,
+                  const SkPaint paint,
+                  SkScalar available_point_width,
+                  const std::string& languages);
+
 // Elides |text| to fit in |available_pixel_width|.  If |elide_in_middle| is
 // set the ellipsis is placed in the middle of the string; otherwise it is
 // placed at the end.
@@ -47,6 +63,13 @@ UI_API string16 ElideText(const string16& text,
                           int available_pixel_width,
                           bool elide_in_middle);
 
+// Overloaded function.
+// Takes a SkPaint object to determine the width of the text on the screen.
+string16 ElideText(const string16& text,
+                   const SkPaint paint,
+                   SkScalar available_point_width,
+                   bool elide_in_middle);
+
 // Elide a filename to fit a given pixel width, with an emphasis on not hiding
 // the extension unless we have to. If filename contains a path, the path will
 // be removed if filename doesn't fit into available_pixel_width. The elided