Revert of Replace ValueSetOutputFormatter with HistogramSetJsonOutputFormatter.

telemetry/telemetry/internal/results/output_formatter.py

Index: telemetry/telemetry/internal/results/output_formatter.py
diff --git a/telemetry/telemetry/internal/results/output_formatter.py b/telemetry/telemetry/internal/results/output_formatter.py
index ccd49d28f92d6edc078b34d0ad40615da9c215ce..89dcad1be4719e7bd33fddcdfab48d22f5c5a422 100644
--- a/telemetry/telemetry/internal/results/output_formatter.py
+++ b/telemetry/telemetry/internal/results/output_formatter.py
@@ -1,8 +1,6 @@
 # Copyright 2014 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.
-
-import os
 
 from telemetry.value import summary as summary_module
 
@@ -34,9 +32,6 @@
          from the current benchmark run.
     """
     raise NotImplementedError()
-
-  def PrintViewResults(self):
-    print 'View result at file://' + os.path.abspath(self.output_stream.name)
 
   def FormatDisabled(self):
     """Formats disabled results into the output stream.