fixup! gh-138122: Allow to filter by thread in tachyon's flamegraph (#139216)

Author: ivonastojanovic

Lib/profiling/sampling/gecko_format.py

@@ -335,9 +335,6 @@ def add_sample(self, frames_list, timestamp, thread_id=0):
     def _get_frame_category(self, frame):
         """
         Determine frame category based on frame information.
-        Frame is a tuple: (filename, lineno, funcname)
-        Can be extended to use any part of the frame for categorization.
-
         TODO: Change this once frames have a type/category field
         """
         filename, _, _ = frame

Lib/profiling/sampling/stack_collector.py

@@ -292,17 +292,6 @@ def _create_flamegraph_html(self, data):
         return html_content
 
 
-# Simple category configuration for Gecko profiles
-# TODO: This simple categorization should be enhanced once each frame includes category information
-#       from the collector. Currently we only detect Python files by .py extension.
-PYTHON_CATEGORY = 0
-OTHER_CATEGORY = 1
-
-GECKO_CATEGORIES = [
-    {"name": "Python", "color": "blue", "subcategories": ["Other"]},
-    {"name": "Other", "color": "grey", "subcategories": ["Other"]},
-]
-
 
 class GeckoCollector(StackTraceCollector):
     """Collector that exports profiling data in Gecko Profile format for web-based profilers."""