1 files changed, 0 insertions, 209 deletions
diff --git a/widget/cocoa/nsCocoaFeatures.mm b/widget/cocoa/nsCocoaFeatures.mm
deleted file mode 100644
index e0fafb7d96..0000000000
--- a/widget/cocoa/nsCocoaFeatures.mm
+++ /dev/null
@@ -1,209 +0,0 @@
-/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-// This file makes some assumptions about the versions of macOS.
-// We are assuming that the major, minor and bugfix versions are each less than
-// 256.
-// There are MOZ_ASSERTs for that.
-
-// The formula for the version integer is (major << 16) + (minor << 8) + bugfix.
-
-#define MACOS_VERSION_MASK 0x00FFFFFF
-#define MACOS_MAJOR_VERSION_MASK 0x00FFFFFF
-#define MACOS_MINOR_VERSION_MASK 0x00FFFFFF
-#define MACOS_BUGFIX_VERSION_MASK 0x00FFFFFF
-#define MACOS_VERSION_10_0_HEX 0x000A0000
-#define MACOS_VERSION_10_7_HEX 0x000A0700
-#define MACOS_VERSION_10_8_HEX 0x000A0800
-#define MACOS_VERSION_10_9_HEX 0x000A0900
-#define MACOS_VERSION_10_10_HEX 0x000A0A00
-#define MACOS_VERSION_10_11_HEX 0x000A0B00
-#define MACOS_VERSION_10_12_HEX 0x000A0C00
-#define MACOS_VERSION_10_13_HEX 0x000A0D00
-#define MACOS_VERSION_10_14_HEX 0x000A0E00
-#define MACOS_VERSION_10_15_HEX 0x000A0F00
-#define MACOS_VERSION_10_16_HEX 0x000A1000
-#define MACOS_VERSION_11_0_HEX 0x000B0000
-
-#include "nsCocoaFeatures.h"
-#include "nsCocoaUtils.h"
-#include "nsDebug.h"
-#include "nsObjCExceptions.h"
-
-#import <Cocoa/Cocoa.h>
-
-int32_t nsCocoaFeatures::mOSVersion = 0;
-
-// This should not be called with unchecked aMajor, which should be >= 10.
-inline int32_t AssembleVersion(int32_t aMajor, int32_t aMinor, int32_t aBugFix)
-{
-  MOZ_ASSERT(aMajor >= 10);
-  return (aMajor << 16) + (aMinor << 8) + aBugFix;
-}
-
-int32_t nsCocoaFeatures::ExtractMajorVersion(int32_t aVersion)
-{
-  MOZ_ASSERT((aVersion & MACOS_VERSION_MASK) == aVersion);
-  return (aVersion & 0xFF0000) >> 16;
-}
-
-int32_t nsCocoaFeatures::ExtractMinorVersion(int32_t aVersion)
-{
-  MOZ_ASSERT((aVersion & MACOS_VERSION_MASK) == aVersion);
-  return (aVersion & 0xFF00) >> 8;
-}
-
-int32_t nsCocoaFeatures::ExtractBugFixVersion(int32_t aVersion)
-{
-  MOZ_ASSERT((aVersion & MACOS_VERSION_MASK) == aVersion);
-  return aVersion & 0xFF;
-}
-
-static int intAtStringIndex(NSArray *array, int index)
-{
-  return [(NSString*)[array objectAtIndex:index] integerValue];
-}
-
-void nsCocoaFeatures::GetSystemVersion(int &major, int &minor, int &bugfix)
-{
-    major = minor = bugfix = 0;
-
-    NSString* versionString = [[NSDictionary dictionaryWithContentsOfFile:
-                                @"/System/Library/CoreServices/SystemVersion.plist"] objectForKey:@"ProductVersion"];
-    NSArray* versions = [versionString componentsSeparatedByString:@"."];
-    NSUInteger count = [versions count];
-    if (count > 0) {
-        major = intAtStringIndex(versions, 0);
-        if (count > 1) {
-            minor = intAtStringIndex(versions, 1);
-            if (count > 2) {
-                bugfix = intAtStringIndex(versions, 2);
-            }
-        }
-    }
-}
-
-int32_t nsCocoaFeatures::GetVersion(int32_t aMajor, int32_t aMinor, int32_t aBugFix)
-{
-  int32_t macOSVersion;
-  if (aMajor < 10) {
-    aMajor = 10;
-    NS_ERROR("Couldn't determine macOS version, assuming 10.7");
-    macOSVersion = MACOS_VERSION_10_7_HEX;
-  } else if (aMajor == 10 && aMinor < 7) {
-    aMinor = 7;
-    NS_ERROR("macOS version too old, assuming 10.7");
-    macOSVersion = MACOS_VERSION_10_7_HEX;
-  } else {
-    MOZ_ASSERT(aMajor >= 10);
-    MOZ_ASSERT(aMajor < 256);
-    MOZ_ASSERT(aMinor >= 0);
-    MOZ_ASSERT(aMinor < 256);
-    MOZ_ASSERT(aBugFix >= 0);
-    MOZ_ASSERT(aBugFix < 256);
-    macOSVersion = AssembleVersion(aMajor, aMinor, aBugFix);
-  }
-  MOZ_ASSERT(aMajor == ExtractMajorVersion(macOSVersion));
-  MOZ_ASSERT(aMinor == ExtractMinorVersion(macOSVersion));
-  MOZ_ASSERT(aBugFix == ExtractBugFixVersion(macOSVersion));
-  return macOSVersion;
-}
-
-/*static*/ void
-nsCocoaFeatures::InitializeVersionNumbers()
-{
-  NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
-
-  // Provide an autorelease pool to avoid leaking Cocoa objects,
-  // as this gets called before the main autorelease pool is in place.
-  nsAutoreleasePool localPool;
-
-  int major, minor, bugfix;
-  GetSystemVersion(major, minor, bugfix);
-  mOSVersion = GetVersion(major, minor, bugfix);
-
-  NS_OBJC_END_TRY_ABORT_BLOCK;
-}
-
-/* static */ int32_t
-nsCocoaFeatures::macOSVersion()
-{
-  // Don't let this be called while we're first setting the value...
-  MOZ_ASSERT((mOSVersion & MACOS_VERSION_MASK) >= 0);
-  if (!mOSVersion) {
-    mOSVersion = -1;
-    InitializeVersionNumbers();
-  }
-  return mOSVersion;
-}
-
-/* static */ int32_t
-nsCocoaFeatures::macOSVersionMajor()
-{
-  return ExtractMajorVersion(macOSVersion());
-}
-
-/* static */ int32_t
-nsCocoaFeatures::macOSVersionMinor()
-{
-  return ExtractMinorVersion(macOSVersion());
-}
-
-/* static */ int32_t
-nsCocoaFeatures::macOSVersionBugFix()
-{
-  return ExtractBugFixVersion(macOSVersion());
-}
-
-/* static */ bool
-nsCocoaFeatures::OnYosemiteOrLater()
-{
-  return (macOSVersion() >= MACOS_VERSION_10_10_HEX);
-}
-
-/* static */ bool
-nsCocoaFeatures::OnElCapitanOrLater()
-{
-  return (macOSVersion() >= MACOS_VERSION_10_11_HEX);
-}
-
-/* static */ bool
-nsCocoaFeatures::OnSierraOrLater()
-{
-  return (macOSVersion() >= MACOS_VERSION_10_12_HEX);
-}
-
-/* static */ bool 
-nsCocoaFeatures::OnHighSierraOrLater() 
-{
-  return (macOSVersion() >= MACOS_VERSION_10_13_HEX);
-}
-
-/* static */ bool 
-nsCocoaFeatures::OnMojaveOrLater() 
-{
-  return (macOSVersion() >= MACOS_VERSION_10_14_HEX);
-}
-
-/* static */ bool 
-nsCocoaFeatures::OnCatalinaOrLater() 
-{
-  return (macOSVersion() >= MACOS_VERSION_10_15_HEX);
-}
-
-/* static */ bool
-nsCocoaFeatures::OnBigSurOrLater()
-{
-  // Account for the version being 10.16 (which occurs when the
-  // application is linked with an older SDK) or 11.0 on Big Sur.
-  return ((macOSVersion() >= MACOS_VERSION_10_16_HEX) ||
-          (macOSVersion() >= MACOS_VERSION_11_0_HEX));
-}
-
-/* static */ bool
-nsCocoaFeatures::IsAtLeastVersion(int32_t aMajor, int32_t aMinor, int32_t aBugFix)
-{
-    return macOSVersion() >= GetVersion(aMajor, aMinor, aBugFix);
-}