feat: add predefined_acl to create_resumable_upload_session (#878)

Co-authored-by: Denis DelGrosso <85250797+ddelgrosso1@users.noreply.github.com>

google/cloud/storage/blob.py

@@ -2861,6 +2861,7 @@ def create_resumable_upload_session(
         client=None,
         timeout=_DEFAULT_TIMEOUT,
         checksum=None,
+        predefined_acl=None,
         if_generation_match=None,
         if_generation_not_match=None,
         if_metageneration_match=None,
@@ -2942,6 +2943,9 @@ def create_resumable_upload_session(
             delete the uploaded object automatically. Supported values
             are "md5", "crc32c" and None. The default is None.
 
+        :type predefined_acl: str
+        :param predefined_acl: (Optional) Predefined access control list
+
         :type if_generation_match: long
         :param if_generation_match:
             (Optional) See :ref:`using-if-generation-match`
@@ -3015,7 +3019,7 @@ def create_resumable_upload_session(
                 content_type,
                 size,
                 None,
-                predefined_acl=None,
+                predefined_acl=predefined_acl,
                 if_generation_match=if_generation_match,
                 if_generation_not_match=if_generation_not_match,
                 if_metageneration_match=if_metageneration_match,

tests/unit/test_blob.py

@@ -3572,6 +3572,7 @@ def _create_resumable_upload_session_helper(
         origin=None,
         side_effect=None,
         timeout=None,
+        predefined_acl=None,
         if_generation_match=None,
         if_generation_not_match=None,
         if_metageneration_match=None,
@@ -3611,6 +3612,7 @@ def _create_resumable_upload_session_helper(
                 size=size,
                 origin=origin,
                 client=client,
+                predefined_acl=predefined_acl,
                 if_generation_match=if_generation_match,
                 if_generation_not_match=if_generation_not_match,
                 if_metageneration_match=if_metageneration_match,
@@ -3629,6 +3631,9 @@ def _create_resumable_upload_session_helper(
         )
 
         qs_params = [("uploadType", "resumable")]
+        if predefined_acl is not None:
+            qs_params.append(("predefinedAcl", predefined_acl))
+
         if if_generation_match is not None:
             qs_params.append(("ifGenerationMatch", if_generation_match))
 
@@ -3672,6 +3677,9 @@ def test_create_resumable_upload_session_with_custom_timeout(self):
     def test_create_resumable_upload_session_with_origin(self):
         self._create_resumable_upload_session_helper(origin="http://google.com")
 
+    def test_create_resumable_upload_session_with_predefined_acl(self):
+        self._create_resumable_upload_session_helper(predefined_acl="private")
+
     def test_create_resumable_upload_session_with_generation_match(self):
         self._create_resumable_upload_session_helper(
             if_generation_match=123456, if_metageneration_match=2