Accept the StyleGuide instead of options

pep8's checker has the noqa logic which we've correctly placed on the
StyleGuide object. By passing the StyleGuide in to our checkers we can
have the checkers pass the physical line to the StyleGuide so we can
eliminate our usage of linecache.

flake8/checker.py

@@ -36,13 +36,13 @@ class Manager(object):
       together and make our output deterministic.
     """
 
-    def __init__(self, options, arguments, checker_plugins):
+    def __init__(self, style_guide, arguments, checker_plugins):
         """Initialize our Manager instance.
 
-        :param options:
-            The options parsed from config files and CLI.
-        :type options:
-            optparse.Values
+        :param style_guide:
+            The instantiated style guide for this instance of Flake8.
+        :type style_guide:
+            flake8.style_guide.StyleGuide
         :param list arguments:
             The extra arguments parsed from the CLI (if any)
         :param checker_plugins:
@@ -51,7 +51,8 @@ class Manager(object):
             flake8.plugins.manager.Checkers
         """
         self.arguments = arguments
-        self.options = options
+        self.style_guide = style_guide
+        self.options = style_guide.options
         self.checks = checker_plugins
         self.jobs = self._job_count()
         self.process_queue = None
@@ -130,7 +131,7 @@ class Manager(object):
             paths = self.arguments
         filename_patterns = self.options.filename
         self.checkers = [
-            FileChecker(filename, self.checks, self.options)
+            FileChecker(filename, self.checks, self.style_guide)
             for argument in paths
             for filename in utils.filenames_from(argument,
                                                  self.is_path_excluded)
@@ -167,7 +168,7 @@ class Manager(object):
 class FileChecker(object):
     """Manage running checks for a file and aggregate the results."""
 
-    def __init__(self, filename, checks, options):
+    def __init__(self, filename, checks, style_guide):
         """Initialize our file checker.
 
         :param str filename:
@@ -179,13 +180,13 @@ class FileChecker(object):
         """
         self.filename = filename
         self.checks = checks
-        self.options = options
+        self.style_guide = style_guide
         self.results = []
         self.processor = self._make_processor()
 
     def _make_processor(self):
         try:
-            return FileProcessor(self.filename, self.options)
+            return FileProcessor(self.filename, self.style_guide.options)
         except IOError:
             # If we can not read the file due to an IOError (e.g., the file
             # does not exist or we do not have the permissions to open it)