Revert "telemetry: Add GetRendererProcessFromTab to timeline model."

tools/telemetry/telemetry/core/backends/chrome/chrome_trace_result.py

Index: tools/telemetry/telemetry/core/backends/chrome/chrome_trace_result.py
diff --git a/tools/telemetry/telemetry/core/backends/chrome/chrome_trace_result.py b/tools/telemetry/telemetry/core/backends/chrome/chrome_trace_result.py
deleted file mode 100644
index 00c21048670d38d0e18d7975772dd0f5d8d2ab2a..0000000000000000000000000000000000000000
--- a/tools/telemetry/telemetry/core/backends/chrome/chrome_trace_result.py
+++ /dev/null
@@ -1,30 +0,0 @@
-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-
-class ChromeTraceResult(object):
-  def __init__(self, tracing_data, tab_to_marker_mapping = None):
-    self._tracing_data = tracing_data
-    if tab_to_marker_mapping == None:
-      self._tab_to_marker_mapping = {}
-    else:
-      self._tab_to_marker_mapping = tab_to_marker_mapping
-
-  def Serialize(self, f):
-    """Serializes the trace result to a file-like object"""
-    raise NotImplementedError()
-
-  def AsTimelineModel(self):
-    """Parses the trace result into a timeline model for in-memory
-    manipulation."""
-    timeline = self._CreateTimelineModel()
-    for key, value in self._tab_to_marker_mapping.iteritems():
-      timeline_markers = timeline.FindTimelineMarkers(value)
-      assert(len(timeline_markers) == 1)
-      renderer_process = timeline_markers[0].start_thread.parent
-      timeline.AddCoreObjectToContainerMapping(key, renderer_process)
-    return timeline
-
-  def _CreateTimelineModel(self):
-    raise NotImplementedError()