Revert of [Mac] Support for Touch Bar Customization

base/mac/sdk_forward_declarations.h

Index: base/mac/sdk_forward_declarations.h
diff --git a/base/mac/sdk_forward_declarations.h b/base/mac/sdk_forward_declarations.h
index 2c3d506742aaaa39dde71e99ebeca5720f5648af..86fac9c27687282ee584a57b312607e688e6cc4a 100644
--- a/base/mac/sdk_forward_declarations.h
+++ b/base/mac/sdk_forward_declarations.h
@@ -187,7 +187,6 @@
 
 @interface NSObject (ElCapitanSDK)
 - (NSLayoutConstraint*)constraintEqualToConstant:(CGFloat)c;
-- (NSLayoutConstraint*)constraintGreaterThanOrEqualToConstant:(CGFloat)c;
 @end
 
 @interface NSView (ElCapitanSDK)
@@ -247,10 +246,6 @@
                                     action:(SEL)action;
 @end
 
-@interface NSApplication (SierraPointOneSDK)
-@property BOOL automaticCustomizeTouchBarMenuItemEnabled;
-@end
-
 #endif  // MAC_OS_X_VERSION_10_12_1
 
 // ----------------------------------------------------------------------------