Update prebuilt Clang to r416183b from Android.

https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef

clang 12.0.5 (based on r416183b) from build 7284624.

Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/python3/lib/python3.9/nturl2path.py b/linux-x64/clang/python3/lib/python3.9/nturl2path.py
new file mode 100644
index 0000000..853e660
--- /dev/null
+++ b/linux-x64/clang/python3/lib/python3.9/nturl2path.py
@@ -0,0 +1,73 @@
+"""Convert a NT pathname to a file URL and vice versa.
+
+This module only exists to provide OS-specific code
+for urllib.requests, thus do not use directly.
+"""
+# Testing is done through test_urllib.
+
+def url2pathname(url):
+    """OS-specific conversion from a relative URL of the 'file' scheme
+    to a file system path; not recommended for general use."""
+    # e.g.
+    #   ///C|/foo/bar/spam.foo
+    # and
+    #   ///C:/foo/bar/spam.foo
+    # become
+    #   C:\foo\bar\spam.foo
+    import string, urllib.parse
+    # Windows itself uses ":" even in URLs.
+    url = url.replace(':', '|')
+    if not '|' in url:
+        # No drive specifier, just convert slashes
+        if url[:4] == '////':
+            # path is something like ////host/path/on/remote/host
+            # convert this to \\host\path\on\remote\host
+            # (notice halving of slashes at the start of the path)
+            url = url[2:]
+        components = url.split('/')
+        # make sure not to convert quoted slashes :-)
+        return urllib.parse.unquote('\\'.join(components))
+    comp = url.split('|')
+    if len(comp) != 2 or comp[0][-1] not in string.ascii_letters:
+        error = 'Bad URL: ' + url
+        raise OSError(error)
+    drive = comp[0][-1].upper()
+    components = comp[1].split('/')
+    path = drive + ':'
+    for comp in components:
+        if comp:
+            path = path + '\\' + urllib.parse.unquote(comp)
+    # Issue #11474 - handing url such as |c/|
+    if path.endswith(':') and url.endswith('/'):
+        path += '\\'
+    return path
+
+def pathname2url(p):
+    """OS-specific conversion from a file system path to a relative URL
+    of the 'file' scheme; not recommended for general use."""
+    # e.g.
+    #   C:\foo\bar\spam.foo
+    # becomes
+    #   ///C:/foo/bar/spam.foo
+    import urllib.parse
+    if not ':' in p:
+        # No drive specifier, just convert slashes and quote the name
+        if p[:2] == '\\\\':
+        # path is something like \\host\path\on\remote\host
+        # convert this to ////host/path/on/remote/host
+        # (notice doubling of slashes at the start of the path)
+            p = '\\\\' + p
+        components = p.split('\\')
+        return urllib.parse.quote('/'.join(components))
+    comp = p.split(':')
+    if len(comp) != 2 or len(comp[0]) > 1:
+        error = 'Bad path: ' + p
+        raise OSError(error)
+
+    drive = urllib.parse.quote(comp[0].upper())
+    components = comp[1].split('\\')
+    path = '///' + drive + ':'
+    for comp in components:
+        if comp:
+            path = path + '/' + urllib.parse.quote(comp)
+    return path