Remove lzma path workaround for MacOS (#30053)

Now that the new version of GStreamer fixes this issue, we can remove
the workarounds for this problem as well as all of the homebrew
bootstrapping logic.

.github/workflows/mac.yml

@@ -49,6 +49,7 @@ jobs:
         run: |
           python3 -m pip install --upgrade pip virtualenv
           python3 ./mach bootstrap
+          brew install gnu-tar
       - name: Release build
         run: |
           python3 ./mach build --release
@@ -124,7 +125,6 @@ jobs:
   #       run: |
   #         gtar -xzf target.tar.gz
   #         python3 -m pip install --upgrade pip virtualenv
-  #         brew bundle install --verbose --no-upgrade --file=etc/homebrew/Brewfile
   #     - name: Smoketest
   #       run: python3 ./mach smoketest
   #     - name: Run tests

.gitignore

@@ -58,8 +58,5 @@ Sessionx.vim
 # Layout debugger trace files
 layout_trace*
 
-# Package managers
-etc/homebrew/Brewfile.lock.json
-
 # direnv
 .envrc

etc/homebrew/Brewfile

@@ -1,4 +0,0 @@
-# Runtime dependencies
-
-brew "xz"
-brew "gnu-tar"

etc/homebrew/Brewfile-wpt-update

@@ -1 +0,0 @@
-brew "jq"

python/servo/build_commands.py

@@ -460,17 +460,6 @@ def copy_dependencies(binary_path, lib_path, gst_root):
             if is_system_library(f):
                 continue
             full_path = resolve_rpath(f, gst_root)
-            # fixme(mukilan): this is a temporary solution to a bug
-            # in the official gstreamer packages. Few gstreamer dylibs
-            # like 'libavcodec.59.dylib' have absolute paths to liblzma
-            # instead of @rpath based to be relocatable. The homebrew
-            # prefix is configurable in general and is /opt/homebrew
-            # on Apple Silicon
-            if full_path == "/usr/local/opt/xz/lib/liblzma.5.dylib" and (
-                    not path.exists("/usr/local/opt/xz")
-                    and path.exists("/opt/homebrew/")):
-                full_path = "/opt/homebrew/lib/liblzma.5.dylib"
-
             need_relinked = set(otool(full_path))
             new_path = path.join(lib_path, path.basename(full_path))
             if not path.exists(new_path):

python/servo/platform/macos.py

@@ -16,8 +16,8 @@ from .. import util
 from .base import Base
 
 URL_BASE = "https://github.com/servo/servo-build-deps/releases/download/macOS"
-GSTREAMER_URL = f"{URL_BASE}/gstreamer-1.0-1.22.2-universal.pkg"
-GSTREAMER_DEVEL_URL = f"{URL_BASE}/gstreamer-1.0-devel-1.22.2-universal.pkg"
+GSTREAMER_URL = f"{URL_BASE}/gstreamer-1.0-1.22.3-universal.pkg"
+GSTREAMER_DEVEL_URL = f"{URL_BASE}/gstreamer-1.0-devel-1.22.3-universal.pkg"
 GSTREAMER_ROOT = "/Library/Frameworks/GStreamer.framework/Versions/1.0"
 
 
@@ -55,19 +55,7 @@ class MacOS(Base):
         return True
 
     def _platform_bootstrap(self, _force: bool) -> bool:
-        installed_something = False
-        try:
-            brewfile = os.path.join(util.SERVO_ROOT, "etc", "homebrew", "Brewfile")
-            output = subprocess.check_output(
-                ['brew', 'bundle', 'install', "--file", brewfile]
-            ).decode("utf-8")
-            print(output)
-            installed_something = "Installing" in output
-        except subprocess.CalledProcessError as e:
-            print("Could not run homebrew. Is it installed?")
-            raise e
-        installed_something |= self._platform_bootstrap_gstreamer(False)
-        return installed_something
+        return self._platform_bootstrap_gstreamer(False)
 
     def _platform_bootstrap_gstreamer(self, force: bool) -> bool:
         if not force and self.is_gstreamer_installed(cross_compilation_target=None):