Address all feedback, minus the empty sring v None nodeid which is being discussed

src/_pytest/hookspec.py

@@ -620,7 +620,12 @@ def pytest_terminal_summary(terminalreporter, exitstatus, config):
     """
 
 
-@hookspec(historic=True)
+@hookspec(
+    historic=True,
+    warn_on_impl=DeprecationWarning(
+        "pytest_warning_captured is deprecated and will be removed soon"
+    ),
+)
 def pytest_warning_captured(warning_message, when, item, location):
     """(**Deprecated**) Process a warning captured by the internal pytest warnings plugin.
 

src/_pytest/terminal.py

@@ -411,9 +411,6 @@ class TerminalReporter:
             self.write_line("INTERNALERROR> " + line)
         return 1
 
-    def pytest_warning_captured(self, warning_message, item):
-        pass
-
     def pytest_warning_recorded(self, warning_message, nodeid):
         from _pytest.warnings import warning_record_to_str
 

src/_pytest/warnings.py

@@ -111,6 +111,9 @@ def catch_warnings_for_item(config, ihook, when, item):
         yield
 
         for warning_message in log:
+            ihook.pytest_warning_captured.call_historic(
+                kwargs=dict(warning_message=warning_message, when=when, item=item)
+            )
             ihook.pytest_warning_recorded.call_historic(
                 kwargs=dict(warning_message=warning_message, nodeid=nodeid, when=when)
             )
@@ -181,6 +184,11 @@ def _issue_warning_captured(warning, hook, stacklevel):
     assert records is not None
     frame = sys._getframe(stacklevel - 1)
     location = frame.f_code.co_filename, frame.f_lineno, frame.f_code.co_name
+    hook.pytest_warning_captured.call_historic(
+        kwargs=dict(
+            warning_message=records[0], when="config", item=None, location=location
+        )
+    )
     hook.pytest_warning_recorded.call_historic(
         kwargs=dict(
             warning_message=records[0], when="config", nodeid="", location=location