Replace the term 'poor man' with another phrase (gender-neutral fixit).

ui/gfx/x/x11_error_tracker.cc

Index: ui/gfx/x/x11_error_tracker.cc
diff --git a/ui/gfx/x/x11_error_tracker.cc b/ui/gfx/x/x11_error_tracker.cc
index 859e71824a3e4876fce27623a89b6613c38dfb4d..af031de356c5e0938fd3b84a494e48dc9a0e0476 100644
--- a/ui/gfx/x/x11_error_tracker.cc
+++ b/ui/gfx/x/x11_error_tracker.cc
@@ -22,7 +22,7 @@ int X11ErrorHandler(Display* display, XErrorEvent* error) {
 namespace gfx {
 
 X11ErrorTracker::X11ErrorTracker() {
-  // This is a poor-man's check for incorrect usage. It disallows nested
+  // This is a non-exhaustive check for incorrect usage. It disallows nested
   // X11ErrorTracker instances on the same thread.
   DCHECK(g_handler == NULL);
   g_handler = this;