Adding a command line flag to specify renderer process limit

content/public/common/content_switches.cc

Index: content/public/common/content_switches.cc
diff --git a/content/public/common/content_switches.cc b/content/public/common/content_switches.cc
index 6ddd3754f46e7c2b4e6f6d22dd2c7f788cd7ed1c..9b182c77a336a0591718206cfbe32a47a89008bc 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -461,6 +461,11 @@ const char kRendererCrashTest[]             = "renderer-crash-test";
 // Causes the process to run as renderer instead of as browser.
 const char kRendererProcess[]               = "renderer";
 
+// Overrides the default/calculated limit to the number of renderer processes.
+// Very high values for this setting can lead to high memory/resource usage
+// or instability.
+const char kRendererProcessLimit[]          = "renderer-process-limit";
+
 // Causes the renderer process to display a dialog on launch.
 const char kRendererStartupDialog[]         = "renderer-startup-dialog";