Introduce bad_message.h for chrome and NaCl.

chrome/browser/devtools/devtools_ui_bindings.cc

Index: chrome/browser/devtools/devtools_ui_bindings.cc
diff --git a/chrome/browser/devtools/devtools_ui_bindings.cc b/chrome/browser/devtools/devtools_ui_bindings.cc
index 69ab19f9fca8a162fcf164dfa22b7248ca16e51b..c7fd812bdb8db24346517f4a8bf6b358faaf1cca 100644
--- a/chrome/browser/devtools/devtools_ui_bindings.cc
+++ b/chrome/browser/devtools/devtools_ui_bindings.cc
@@ -775,6 +775,7 @@ void DevToolsUIBindings::RecordEnumeratedHistogram(const std::string& name,
                                                    int boundary_value) {
   if (!(boundary_value >= 0 && boundary_value <= 100 && sample >= 0 &&
         sample < boundary_value)) {
+    // TODO(nick): Replace with chrome::bad_message::ReceivedBadMessage()

[Charlie Reis, 2015/05/22 20:55:51]

nit: End with period.

(I'm fine with leaving a TODO for this for now, given how many issues you
encountered when trying to do it in this CL.)

[ncarter (slow), 2015/05/26 22:59:03]

Done.

     frontend_host_->BadMessageRecieved();
     return;
   }