From c1633db6d24442539b6ed7fe1cd86548e54de0da Mon Sep 17 00:00:00 2001
From: Brian Smith <brian@dbsoft.org>
Date: Sat, 21 Mar 2020 17:37:05 -0500
Subject: Issue #1491 - Part 1: Update nsCocoaFeatures for newer versions of
 MacOS X.

---
 widget/cocoa/nsCocoaFeatures.h  |  3 +++
 widget/cocoa/nsCocoaFeatures.mm | 21 +++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/widget/cocoa/nsCocoaFeatures.h b/widget/cocoa/nsCocoaFeatures.h
index 597aff611..984dae80e 100644
--- a/widget/cocoa/nsCocoaFeatures.h
+++ b/widget/cocoa/nsCocoaFeatures.h
@@ -21,6 +21,9 @@ public:
   static bool OnYosemiteOrLater();
   static bool OnElCapitanOrLater();
   static bool OnSierraOrLater();
+  static bool OnHighSierraOrLater();
+  static bool OnMojaveOrLater();
+  static bool OnCatalinaOrLater();
 
   static bool IsAtLeastVersion(int32_t aMajor, int32_t aMinor, int32_t aBugFix=0);
 
diff --git a/widget/cocoa/nsCocoaFeatures.mm b/widget/cocoa/nsCocoaFeatures.mm
index 5a5c16fa1..065260837 100644
--- a/widget/cocoa/nsCocoaFeatures.mm
+++ b/widget/cocoa/nsCocoaFeatures.mm
@@ -19,6 +19,9 @@
 #define MAC_OS_X_VERSION_10_10_HEX 0x000010A0
 #define MAC_OS_X_VERSION_10_11_HEX 0x000010B0
 #define MAC_OS_X_VERSION_10_12_HEX 0x000010C0
+#define MAC_OS_X_VERSION_10_13_HEX 0x000010D0
+#define MAC_OS_X_VERSION_10_14_HEX 0x000010E0
+#define MAC_OS_X_VERSION_10_15_HEX 0x000010F0
 
 #include "nsCocoaFeatures.h"
 #include "nsCocoaUtils.h"
@@ -167,6 +170,24 @@ nsCocoaFeatures::OnSierraOrLater()
     return (OSXVersion() >= MAC_OS_X_VERSION_10_12_HEX);
 }
 
+/* static */ bool 
+nsCocoaFeatures::OnHighSierraOrLater() 
+{
+    return (OSXVersion() >= MAC_OS_X_VERSION_10_13_HEX);
+}
+
+/* static */ bool 
+nsCocoaFeatures::OnMojaveOrLater() 
+{
+    return (OSXVersion() >= MAC_OS_X_VERSION_10_14_HEX);
+}
+
+/* static */ bool 
+nsCocoaFeatures::OnCatalinaOrLater() 
+{
+    return (OSXVersion() >= MAC_OS_X_VERSION_10_15_HEX);
+}
+
 /* static */ bool
 nsCocoaFeatures::IsAtLeastVersion(int32_t aMajor, int32_t aMinor, int32_t aBugFix)
 {
-- 
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