Detect debugging target crash.

content/browser/devtools/devtools_protocol.cc

Index: content/browser/devtools/devtools_protocol.cc
diff --git a/content/browser/devtools/devtools_protocol.cc b/content/browser/devtools/devtools_protocol.cc
index 98277023f7a67a3446b8a8c7c2d681462dad89fd..28d6fe806da3ece6e5f469d2f81a544fb5fc5cf2 100644
--- a/content/browser/devtools/devtools_protocol.cc
+++ b/content/browser/devtools/devtools_protocol.cc
@@ -109,15 +109,36 @@ std::string DevToolsProtocol::Notification::Serialize() {
   DictionaryValue response;
 
   base::DictionaryValue notification;
-  notification.SetString("method", method_);
+  notification.SetString(kMethodParam, method_);
   if (params_.get())
-    notification.Set("params", params_->DeepCopy());
+    notification.Set(kParamsParam, params_->DeepCopy());
 
   std::string json_notification;
   base::JSONWriter::Write(&notification, &json_notification);
   return json_notification;
 }
 
+DevToolsProtocol::Event::~Event() {
+}
+
+std::string DevToolsProtocol::Event::Serialize() {
+  DictionaryValue dictionary;
+
+  dictionary.SetString(kMethodParam, method_);
+  if (params_)
+    dictionary.Set(kParamsParam, params_->DeepCopy());
+
+  std::string result;
+  base::JSONWriter::Write(&dictionary, &result);
+  return result;
+}
+
+DevToolsProtocol::Event::Event(const std::string& method,
+                               DictionaryValue* params)
+    : method_(method),
+      params_(params) {
+}
+
 DevToolsProtocol::Handler::~Handler() {
 }
 
@@ -173,9 +194,9 @@ DevToolsProtocol::Command* DevToolsProtocol::ParseCommand(
   int id;
   std::string method;
   bool ok = true;
-  ok &= command_dict->GetInteger("id", &id);
+  ok &= command_dict->GetInteger(kIdParam, &id);
   ok &= id >= 0;
-  ok &= command_dict->GetString("method", &method);
+  ok &= command_dict->GetString(kMethodParam, &method);
   if (!ok) {
     Response response(kNoId, kErrorInvalidRequest, "Invalid request");
     *error_response = response.Serialize();
@@ -192,8 +213,15 @@ DevToolsProtocol::Command* DevToolsProtocol::ParseCommand(
   std::string domain = method.substr(0, pos);
 
   base::DictionaryValue* params = NULL;
-  command_dict->GetDictionary("params", &params);
+  command_dict->GetDictionary(kParamsParam, &params);
   return new Command(id, domain, method, params ? params->DeepCopy() : NULL);
 }
 
+//static
+DevToolsProtocol::Event* DevToolsProtocol::CreateEvent(
+    const std::string& method,
+    base::DictionaryValue* params) {
+  return new Event(method, params);
+}
+
 }  // namespace content