Cleanup histograms from message loop, as well as kHexRangePrintingFlag.

chrome/common/chrome_switches.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "build/build_config.h"
 
@@ skipping 631 matching lines @@
     "show-nonsecure-animated";
 const char kMaterialSecurityVerboseShowNonSecureNonAnimated[] =
     "show-nonsecure-nonanimated";
 
 // Forces the maximum disk space to be used by the media cache, in bytes.
 const char kMediaCacheSize[]                = "media-cache-size";
 
 // Enables Media Router.
 const char kMediaRouter[]                   = "media-router";
 
-// Enables histograming of tasks served by MessageLoop. See
-// about:histograms/Loop for results, which show frequency of messages on each
-// thread, including APC count, object signalling count, etc.
-const char kMessageLoopHistogrammer[]       = "message-loop-histogrammer";
-
 // Enables the recording of metrics reports but disables reporting. In contrast
 // to kDisableMetrics, this executes all the code that a normal client would
 // use for reporting, except the report is dropped rather than sent to the
 // server. This is useful for finding issues in the metrics code during UI and
 // performance tests.
 const char kMetricsRecordingOnly[]          = "metrics-recording-only";
 
 // Allows setting a different destination ID for connection-monitoring GCM
 // messages. Useful when running against a non-prod management server.
 const char kMonitoringDestinationID[]       = "monitoring-destination-id";
@@ skipping 679 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR CRAP TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches