[results processor] Stop url-decoding test paths

These are no longer url-encoded from Telemetry side.

Bug: 1022380
Change-Id: I8a34a9d3a5b58c3add7aec6fcb7c73bb48d92ef3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1943132
Commit-Queue: Juan Antonio Navarro Pérez <perezju@chromium.org>
Reviewed-by: Mikhail Khokhlov <khokhlov@google.com>
Cr-Commit-Position: refs/heads/master@{#720170}

tools/perf/core/results_processor/formatters/json3_output_unittest.py

@@ -57,7 +57,7 @@ class Json3OutputTest(unittest.TestCase):
   # url-friendly names without special characters.
   def testUrlAsStoryName(self):
     results = self.Convert([
-        testing.TestResult('benchmark/http%3A%2F%2Fexample.com')
+        testing.TestResult('benchmark/http://example.com')
     ])
 
     test_result = self.FindTestResult(

tools/perf/core/results_processor/util.py

@@ -7,7 +7,6 @@ import datetime
 import logging
 import multiprocessing
 from multiprocessing.dummy import Pool as ThreadPool
-import urllib
 
 
 TELEMETRY_TEST_PATH_FORMAT = 'telemetry'
@@ -70,9 +69,7 @@ def SplitTestPath(test_result, test_path_format):
   else:
     raise ValueError('Unknown test path format: %s' % test_path_format)
 
-  # TODO(crbug.com/981349): Remove this after test paths are no longer
-  # url-quoted.
-  test_path = urllib.unquote(test_result['testPath'])
+  test_path = test_result['testPath']
   if separator not in test_path:
     raise ValueError('Invalid test path: %s' % test_path)