Remove unused custom vertical text alignment in CanvasSkia.

ui/gfx/pango_util.h

Index: ui/gfx/pango_util.h
diff --git a/ui/gfx/pango_util.h b/ui/gfx/pango_util.h
index 533d2b004ff1374e2bd10df45ecca4a57311531b..a6721354ecfc58bd16d05e52a91bcad94e3dea6c 100644
--- a/ui/gfx/pango_util.h
+++ b/ui/gfx/pango_util.h
@@ -84,13 +84,6 @@ void SetupPangoLayoutWithFontDescription(
     base::i18n::TextDirection text_direction,
     int flags);
 
-// Get Pango's calculated size of |layout| and modify |text_rect| within
-// |bounds|.
-void AdjustTextRectBasedOnLayout(PangoLayout* layout,
-                                 const gfx::Rect& bounds,
-                                 int flags,
-                                 gfx::Rect* text_rect);
-
 // Draws the |layout| (pango tuple of font, actual text, etc) onto |cr| using
 // |text_color| as the cairo pattern.
 void DrawPangoLayout(cairo_t* cr,