Added Dartium changes onto 45.0.2454.104

Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py

Index: Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py b/Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py
index 0803df4c3da9e3ecb6ba714890e6bfdbbdf4fd57..ca1ca97f6925559dc7247b3a9c22b16ce8efe9c3 100644
--- a/Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py
+++ b/Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py
@@ -323,6 +323,9 @@ class SingleTestRunner(object):
             failures.append(test_failures.FailureMissingAudio())
         return failures
 
+    _observatory_cleaner = re.compile(r"^Observatory.*\n", re.MULTILINE)
+    _console_observatory_cleaner = re.compile(r"^CONSOLE INFO: Observatory.*\n", re.MULTILINE)
+
     def _get_normalized_output_text(self, output):
         """Returns the normalized text output, i.e. the output in which
         the end-of-line characters are normalized to "\n"."""
@@ -330,7 +333,10 @@ class SingleTestRunner(object):
         # changed to "\r\n" by our system (Python/Cygwin), resulting in
         # "\r\r\n", when, in fact, we wanted to compare the text output with
         # the normalized text expectation files.
-        return output.replace("\r\r\n", "\r\n").replace("\r\n", "\n")
+        normalized_lines = output.replace("\r\r\n", "\r\n").replace("\r\n", "\n")
+        normalized_lines = re.sub(self._observatory_cleaner, r"", normalized_lines)
+        normalized_lines = re.sub(self._console_observatory_cleaner, r"", normalized_lines)
+        return normalized_lines
 
     # FIXME: This function also creates the image diff. Maybe that work should
     # be handled elsewhere?