GTK: More 2.18 goodness. Move from macros to real accessor functions.

chrome/browser/ui/gtk/bookmarks/bookmark_bar_gtk.cc

Index: chrome/browser/ui/gtk/bookmarks/bookmark_bar_gtk.cc
diff --git a/chrome/browser/ui/gtk/bookmarks/bookmark_bar_gtk.cc b/chrome/browser/ui/gtk/bookmarks/bookmark_bar_gtk.cc
index 893aee7f72b03105a89efd70e258118859c010f9..d1d2056fedcd903cc7e314b26f45b48319664992 100644
--- a/chrome/browser/ui/gtk/bookmarks/bookmark_bar_gtk.cc
+++ b/chrome/browser/ui/gtk/bookmarks/bookmark_bar_gtk.cc
@@ -520,7 +520,7 @@ void BookmarkBarGtk::SetInstructionState() {
 }
 
 void BookmarkBarGtk::SetChevronState() {
-  if (!GTK_WIDGET_VISIBLE(bookmark_hbox_))
+  if (!gtk_widget_get_visible(bookmark_hbox_))
     return;
 
   if (show_instructions_) {
@@ -529,7 +529,7 @@ void BookmarkBarGtk::SetChevronState() {
   }
 
   int extra_space = 0;
-  if (GTK_WIDGET_VISIBLE(overflow_button_))
+  if (gtk_widget_get_visible(overflow_button_))
     extra_space = overflow_button_->allocation.width;
 
   int overflow_idx = GetFirstHiddenBookmark(extra_space, NULL);
@@ -1101,7 +1101,7 @@ gboolean BookmarkBarGtk::OnButtonPressed(GtkWidget* sender,
                                          GdkEventButton* event) {
   last_pressed_coordinates_ = gfx::Point(event->x, event->y);
 
-  if (event->button == 3 && GTK_WIDGET_VISIBLE(bookmark_hbox_)) {
+  if (event->button == 3 && gtk_widget_get_visible(bookmark_hbox_)) {
     const BookmarkNode* node = GetNodeForToolButton(sender);
     DCHECK(node);
     DCHECK(page_navigator_);