Don't reset indent_char when we encounter E101

src/flake8/checker.py

@@ -558,16 +558,13 @@ class FileChecker(object):
 
                 for result_single in result:
                     column_offset, text = result_single
-                    error_code = self.report(
+                    self.report(
                         error_code=None,
                         line_number=self.processor.line_number,
                         column=column_offset,
                         text=text,
                         line=(override_error_line or physical_line),
                     )
-                    self.processor.check_physical_error(
-                        error_code, physical_line
-                    )
 
     def process_tokens(self):
         """Process tokens and trigger checks.

src/flake8/processor.py

@@ -261,12 +261,6 @@ class FileProcessor(object):
                     )
         return arguments
 
-    def check_physical_error(self, error_code, line):
-        # type: (str, str) -> None
-        """Update attributes based on error code and line."""
-        if error_code == "E101":
-            self.indent_char = line[0]
-
     def generate_tokens(self):  # type: () -> Generator[_Token, None, None]
         """Tokenize the file and yield the tokens.