Disable timing from chrome://profiler on Android.

content/browser/android/content_startup_flags.cc

Index: content/browser/android/content_startup_flags.cc
diff --git a/content/browser/android/content_startup_flags.cc b/content/browser/android/content_startup_flags.cc
index 636a1980c23ed3fc66158708fb0080015d1181ae..b9717d80d0e842491ef74a9dee4326cd2b123da1 100644
--- a/content/browser/android/content_startup_flags.cc
+++ b/content/browser/android/content_startup_flags.cc
@@ -4,6 +4,7 @@
 
 #include "content/browser/android/content_startup_flags.h"
 
+#include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
@@ -87,6 +88,12 @@ void SetContentCommandLineFlags(int max_render_process_count,
     parsed_command_line->AppendSwitchNative(
       switches::kRegisterPepperPlugins, plugin_descriptor);
   }
+
+  // Disable profiler timing by default.
+  if (!parsed_command_line->HasSwitch(switches::kProfilerTiming)) {
+    parsed_command_line->AppendSwitchASCII(
+        switches::kProfilerTiming, switches::kProfilerTimingDisabledValue);
+  }
 }
 
 }  // namespace content