Revert "bind-gen: Implement CodeGenContext.idl_location_and_name"

This reverts commit 5a2bf1a6.

Reason for revert:

Findit (https://goo.gl/kROfz5) identified CL at revision 714152 as the
culprit for failures in the build cycles as shown on:
https://analysis.chromium.org/waterfall/culprit?key=ag9zfmZpbmRpdC1mb3ItbWVyRAsSDVdmU3VzcGVjdGVkQ0wiMWNocm9taXVtLzVhMmJmMWE2MjJlNzVlNDgwNmMyNWFiM2FhOTNmNzQzOGJiZTFjYTcM

Sample Failed Build: https://ci.chromium.org/b/8897108652777688192

Sample Failed Step: compile

Original change's description:
> bind-gen: Implement CodeGenContext.idl_location_and_name
> 
> Implements CodeGenContext.idl_location_and_name in order to pretty-
> print a path to an IDL file and IDL definition name being processed.
> 
> Bug: 839389
> Change-Id: I2699f735fd5897206e25364b2b29932bd0177330
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1909049
> Commit-Queue: Yuki Shiino <yukishiino@chromium.org>
> Reviewed-by: Hitoshi Yoshida <peria@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#714152}


Change-Id: If40954d80e71c5b10e3e7729befa99ea04ae2447
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 839389
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1909715
Cr-Commit-Position: refs/heads/master@{#714155}

third_party/blink/renderer/bindings/scripts/bind_gen/codegen_context.py

@@ -5,7 +5,6 @@
 import copy
 
 from . import name_style
-from .path_manager import PathManager
 
 
 class CodeGenContext(object):
@@ -61,9 +60,6 @@ class CodeGenContext(object):
             "class_like",
             "function_like",
             "idl_definition",
-            "idl_location",
-            "idl_location_and_name",
-            "idl_name",
             "is_return_by_argument",
             "may_throw_exception",
             "member_like",
@@ -158,31 +154,6 @@ class CodeGenContext(object):
                 or self.dictionary or self.enumeration or self.interface
                 or self.namespace or self.typedef or self.union)
 
-    @property
-    def idl_location(self):
-        idl_def = self.member_like or self.idl_definition
-        if idl_def:
-            location = idl_def.debug_info.location
-            text = PathManager.relpath_to_project_root(location.filepath)
-            if location.line_number is not None:
-                text += ":{}".format(location.line_number)
-            return text
-        return "<<unknown path>>"
-
-    @property
-    def idl_location_and_name(self):
-        return "{}: {}".format(self.idl_location, self.idl_name)
-
-    @property
-    def idl_name(self):
-        member = self.member_like or self.property_
-        if member:
-            return "{}.{}".format(self.class_like.identifier,
-                                  member.identifier)
-        if self.idl_definition:
-            return self.idl_definition.identifier
-        return "<<unknown name>>"
-
     @property
     def is_return_by_argument(self):
         if self.return_type is None:

third_party/blink/renderer/bindings/scripts/bind_gen/path_manager.py

@@ -38,14 +38,6 @@ class PathManager(object):
             "third_party", "blink", "renderer", "")
         cls._is_initialized = True
 
-    @classmethod
-    def relpath_to_project_root(cls, path):
-        index = path.find(cls._blink_path_prefix)
-        if index < 0:
-            assert path.startswith(cls._blink_path_prefix[1:])
-            return path
-        return path[index + 1:]
-
     def __init__(self, idl_definition):
         assert self._is_initialized, self._REQUIRE_INIT_MESSAGE
 
@@ -90,7 +82,7 @@ class PathManager(object):
         Returns a path to a Blink implementation file relative to the project
         root directory, e.g. "third_party/blink/renderer/..."
         """
-        return self.relpath_to_project_root(
+        return self._rel_to_root(
             self._join(
                 dirpath=self._blink_dir,
                 filename=(filename or self._blink_basename),
@@ -128,8 +120,14 @@ class PathManager(object):
             filename=(filename or self._out_basename),
             ext=ext)
 
-    @staticmethod
-    def _join(dirpath, filename, ext=None):
+    def _rel_to_root(self, path):
+        index = path.find(self._blink_path_prefix)
+        if index < 0:
+            assert path.startswith(self._blink_path_prefix[1:])
+            return path
+        return path[index + 1:]
+
+    def _join(self, dirpath, filename, ext=None):
         if ext is not None:
             filename = os.path.extsep.join([filename, ext])
         return os.path.join(dirpath, filename)