Even more test cleanup. Some fixes to non-test code.

chrome/test/webdriver/commands/title_command.cc

Index: chrome/test/webdriver/commands/title_command.cc
diff --git a/chrome/test/webdriver/commands/title_command.cc b/chrome/test/webdriver/commands/title_command.cc
index 121389536469c98320c2abbf10c0add4f2abb6f0..12eaa379bc8e8620bc056468de5ed20d40b9c4cf 100644
--- a/chrome/test/webdriver/commands/title_command.cc
+++ b/chrome/test/webdriver/commands/title_command.cc
@@ -8,6 +8,16 @@
 
 namespace webdriver {
 
+TitleCommand::TitleCommand(const std::vector<std::string>& path_segments,
+                           const DictionaryValue* const parameters)
+    : WebDriverCommand(path_segments, parameters) {}
+
+TitleCommand::~TitleCommand() {}
+
+bool TitleCommand::DoesGet() {
+  return true;
+}
+
 void TitleCommand::ExecuteGet(Response* const response) {
   std::string title;
   if (!session_->GetTabTitle(&title)) {
@@ -19,4 +29,8 @@ void TitleCommand::ExecuteGet(Response* const response) {
   response->set_status(kSuccess);
 }
 
+bool TitleCommand::RequiresValidTab() {
+  return true;
+}
+
 }  // namespace webdriver