1 files changed, 41 insertions, 20 deletions
diff --git a/widget/cocoa/GfxInfo.mm b/widget/cocoa/GfxInfo.mm
index 85c4692868..97bb4c8324 100644
--- a/widget/cocoa/GfxInfo.mm
+++ b/widget/cocoa/GfxInfo.mm
@@ -30,25 +30,46 @@ GfxInfo::GfxInfo()
 }
 
 static OperatingSystem
-OSXVersionToOperatingSystem(uint32_t aOSXVersion)
-{
-  if (nsCocoaFeatures::ExtractMajorVersion(aOSXVersion) == 10) {
-    switch (nsCocoaFeatures::ExtractMinorVersion(aOSXVersion)) {
-      case 6:
-        return OperatingSystem::OSX10_6;
-      case 7:
-        return OperatingSystem::OSX10_7;
-      case 8:
-        return OperatingSystem::OSX10_8;
-      case 9:
-        return OperatingSystem::OSX10_9;
-      case 10:
-        return OperatingSystem::OSX10_10;
-      case 11:
-        return OperatingSystem::OSX10_11;
-      case 12:
-        return OperatingSystem::OSX10_12;
-    }
+OSXVersionToOperatingSystem(uint32_t aOSXVersion) {
+  switch (nsCocoaFeatures::ExtractMajorVersion(aOSXVersion)) {
+    case 10:
+      switch (nsCocoaFeatures::ExtractMinorVersion(aOSXVersion)) {
+        case 6:
+          return OperatingSystem::OSX10_6;
+        case 7:
+          return OperatingSystem::OSX10_7;
+        case 8:
+          return OperatingSystem::OSX10_8;
+        case 9:
+          return OperatingSystem::OSX10_9;
+        case 10:
+          return OperatingSystem::OSX10_10;
+        case 11:
+          return OperatingSystem::OSX10_11;
+        case 12:
+          return OperatingSystem::OSX10_12;
+        case 13:
+          return OperatingSystem::OSX10_13;
+        case 14:
+          return OperatingSystem::OSX10_14;
+        case 15:
+          return OperatingSystem::OSX10_15;
+        case 16:
+          // Depending on the SDK version, we either get 10.16 or 11.0.
+          // Normalize this to 11.0.
+          return OperatingSystem::OSX11_0;
+        default:
+          break;
+      }
+      break;
+    case 11:
+      switch (nsCocoaFeatures::ExtractMinorVersion(aOSXVersion)) {
+        case 0:
+          return OperatingSystem::OSX11_0;
+        default:
+          break;
+      }
+      break;
   }
 
   return OperatingSystem::Unknown;
@@ -107,7 +128,7 @@ GfxInfo::Init()
 
   AddCrashReportAnnotations();
 
-  mOSXVersion = nsCocoaFeatures::OSXVersion();
+  mOSXVersion = nsCocoaFeatures::macOSVersion();
 
   return rv;
 }