ui/gfx: Rename almost all entries from gfx::CanvasSkia to gfx::Canvas.

ui/views/controls/menu/menu_win.cc

Index: ui/views/controls/menu/menu_win.cc
diff --git a/ui/views/controls/menu/menu_win.cc b/ui/views/controls/menu/menu_win.cc
index 47ae3ab6e46a90980683aa0d8ea10aa27c2cb35b..6536ef1fa814a8a0ab2ec2cd0bf50a03c3628d22 100644
--- a/ui/views/controls/menu/menu_win.cc
+++ b/ui/views/controls/menu/menu_win.cc
@@ -184,7 +184,7 @@ class MenuHostWindow : public ui::WindowImpl {
       // Draw the icon after the label, otherwise it would be covered
       // by the label.
       if (data->icon.width() != 0 && data->icon.height() != 0) {
-        gfx::CanvasSkia canvas(data->icon, false);
+        gfx::Canvas canvas(data->icon, false);
         skia::DrawToNativeContext(
             canvas.sk_canvas(), hDC, lpdis->rcItem.left + kItemLeftMargin,
             lpdis->rcItem.top + (lpdis->rcItem.bottom - lpdis->rcItem.top -