Fix tab coloring bugs with multiple open profiles which used different colors.

chrome/browser/ui/views/tabs/tab_controller.h

Index: chrome/browser/ui/views/tabs/tab_controller.h
diff --git a/chrome/browser/ui/views/tabs/tab_controller.h b/chrome/browser/ui/views/tabs/tab_controller.h
index 8ccb0800e845eb202ee1700ea91b73935f91001a..23047cddc3771a9475cf3ed573f5b5339cb3df68 100644
--- a/chrome/browser/ui/views/tabs/tab_controller.h
+++ b/chrome/browser/ui/views/tabs/tab_controller.h
@@ -98,11 +98,6 @@ class TabController {
   // in the same window will redraw on top of the the favicon area of any tab.
   virtual bool CanPaintThrobberToLayer() const = 0;
 
-  // Returns true if the tabs are in an incognito window.  This is used in
-  // determining which theme may have applied to them, so this determination
-  // should match the one in ThemeService::GetThemeProviderForProfile().
-  virtual bool IsIncognito() const = 0;
-
   // Returns true if tabs should be painted in the rectangular light-bar style.
   virtual bool IsImmersiveStyle() const = 0;