mac: Remove IsOSSnowLeopard().

chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm

Index: chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
diff --git a/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm b/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
index e500ef488be0c455a00ab610e2f84bb5006da90e..a799b5ada97469d6c11777e3495093919b870cdd 100644
--- a/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
+++ b/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
@@ -722,14 +722,6 @@ class NotificationBridge : public AppMenuBadgeController::Delegate {
     // aren't sent correctly.
     DCHECK(autocompleteTextFieldEditor_.get());
     [autocompleteTextFieldEditor_.get() setFieldEditor:YES];
-    if (base::mac::IsOSSnowLeopard()) {
-      // Manually transferring the drawsBackground and backgroundColor
-      // properties is necessary to ensure anti-aliased text on 10.6.
-      [autocompleteTextFieldEditor_
-          setDrawsBackground:[locationBar_ drawsBackground]];
-      [autocompleteTextFieldEditor_
-          setBackgroundColor:[locationBar_ backgroundColor]];
-    }
     return autocompleteTextFieldEditor_.get();
   }
   return nil;