Remove all macOS-10.15 related code (#7078)

images/macos/provision/core/android-toolsets.sh

@@ -97,10 +97,6 @@ done
 # The Android Emulator uses the built-in Hypervisor.Framework by default, and falls back to using Intel HAXM if Hypervisor.Framework fails to initialize
 # https://developer.android.com/studio/run/emulator-acceleration#vm-mac
 # The installation doesn't work properly on macOS Big Sur, /dev/HAX is not created
-if is_Catalina; then
-    chmod +x $ANDROID_HOME/extras/intel/Hardware_Accelerated_Execution_Manager/silent_install.sh
-    sudo $ANDROID_HOME/extras/intel/Hardware_Accelerated_Execution_Manager/silent_install.sh
-fi
 
 for addon_name in "${ANDROID_ADDON_LIST[@]}"
 do

images/macos/provision/core/audiodevice.sh

@@ -9,20 +9,12 @@ brew_smart_install "sox"
 
 # Big Sur doesn't support soundflower installation without user interaction https://github.com/mattingalls/Soundflower/releases/tag/2.0b2
 # Install blackhole-2ch for Big Sur instead
-if is_Catalina; then
-    echo "install soundflower"
-    brew install --cask soundflower
 
-    echo "set Soundflower (2ch) as input/output device"
-    SwitchAudioSource -s "Soundflower (2ch)" -t input
-    SwitchAudioSource -s "Soundflower (2ch)" -t output
-else
-    echo "install blackhole-2ch"
-    brew_smart_install "blackhole-2ch"
+echo "install blackhole-2ch"
+brew_smart_install "blackhole-2ch"
 
-    echo "set BlackHole 2ch as input/output device"
-    SwitchAudioSource -s "BlackHole 2ch" -t input
-    SwitchAudioSource -s "BlackHole 2ch" -t output
-fi
+echo "set BlackHole 2ch as input/output device"
+SwitchAudioSource -s "BlackHole 2ch" -t input
+SwitchAudioSource -s "BlackHole 2ch" -t output
 
 invoke_tests "System" "Audio Device"

images/macos/provision/core/graalvm.sh

@@ -8,12 +8,6 @@ exportPath=$(echo /Library/Java/JavaVirtualMachines/graalvm-ce-java*/Contents/Ho
 echo "Setting up GRAALVM_11_ROOT variable to ${exportPath}"
 echo "export GRAALVM_11_ROOT=${exportPath}" >> "${HOME}/.bashrc"
 
-# GraalVM not being signed and notarized yet on macOS Catalina
-if is_Catalina; then
-    quarantinePath=$(echo /Library/Java/JavaVirtualMachines/graalvm-ce-java*)
-    sudo xattr -rd com.apple.quarantine $quarantinePath
-fi
-
 # Install Native Image
 $exportPath/gu install native-image
 

images/macos/provision/core/openjdk.sh

@@ -77,14 +77,6 @@ for jdkVendor in ${jdkVendors[@]}; do
     done
 done
 
-# Big Sur or newer does not have these versions of Adopt.
-# Also hardcode these versions as they only exist for Adopt
-if is_Catalina; then
-    for adoptVersionToInstall in 12 13 14; do
-        createEnvironmentVariable ${adoptVersionToInstall} "Adopt"
-    done
-fi
-
 echo Installing Maven...
 brew_smart_install "maven"
 

images/macos/provision/core/powershell.sh

@@ -8,9 +8,8 @@ psDownloadUrl=$(get_github_package_download_url "PowerShell/PowerShell" "contain
 download_with_retries $psDownloadUrl "/tmp" "powershell.pkg"
 
 # Work around the issue on macOS Big Sur 11.5 or higher for possible error message ("can't be opened because Apple cannot check it for malicious software") when installing the package
-if ! is_Catalina; then
-    sudo xattr -rd com.apple.quarantine /tmp/powershell.pkg
-fi
+sudo xattr -rd com.apple.quarantine /tmp/powershell.pkg
+
 
 sudo installer -pkg /tmp/powershell.pkg -target /
 

images/macos/provision/core/swiftlint.sh

@@ -3,7 +3,7 @@ source ~/utils/utils.sh
 
 echo "Install SwiftLint"
 # SwiftLint now requires Swift 5.6 or higher to build, and macOS 12 or higher to run https://github.com/realm/SwiftLint/releases/tag/0.49.0
-if is_Less_Monterey; then
+if is_BigSur; then
     version="0.48.0"
 else
     version="latest"

images/macos/provision/core/xamarin.sh

@@ -64,11 +64,6 @@ createBundleLink $CURRENT_SDK_SYMLINK "Current"
 # Fix nuget in some mono versions because of known bugs
 #
 
-if is_Catalina; then
-  # Fix Mono issue with default nuget: https://github.com/mono/mono/issues/17637
-  installNuget "6.4.0" "5.3.1"
-fi
-
 # Creating UWP Shim to hack UWP build failure
 createUWPShim