GTK: Cleanup of TabStripGtk::ResizeLayoutTabs() now that the layout is fixed.

chrome/browser/ui/gtk/tabs/tab_strip_gtk.h

Index: chrome/browser/ui/gtk/tabs/tab_strip_gtk.h
diff --git a/chrome/browser/ui/gtk/tabs/tab_strip_gtk.h b/chrome/browser/ui/gtk/tabs/tab_strip_gtk.h
index ee5da445c3ac3e20b76b942b3ea271bf6cc4396b..64f5ee1ed1303c05fefee8e85d9ca28acdd9282a 100644
--- a/chrome/browser/ui/gtk/tabs/tab_strip_gtk.h
+++ b/chrome/browser/ui/gtk/tabs/tab_strip_gtk.h
@@ -333,14 +333,8 @@ class TabStripGtk : public TabStripModelObserver,
   // Returns the x-coordinate tabs start from.
   int tab_start_x() const;
 
-  // Perform an animated resize-relayout of the TabStrip immediately. The
-  // value returned indicates whether a resize actually took place.
-  bool ResizeLayoutTabs();
-
-  // See ResizeLayoutTabs. Does not return success or failure. Necessitated by
-  // base::Bind and friends, which cannot handle a WeakPtr for a closure that
-  // has a return value.
-  void ResizeLayoutTabsWithoutResult();
+  // Perform an animated resize-relayout of the TabStrip immediately.
+  void ResizeLayoutTabs();
 
   // Returns whether or not the cursor is currently in the "tab strip zone"
   // which is defined as the region above the TabStrip and a bit below it.