Enhance and refactor ChromeDriver's capability handling. Log warning for

chrome/test/webdriver/commands/session_with_id.cc

Index: chrome/test/webdriver/commands/session_with_id.cc
diff --git a/chrome/test/webdriver/commands/session_with_id.cc b/chrome/test/webdriver/commands/session_with_id.cc
index b3155e29fe7f5d71cf90c5ab7c49f70e76086773..5a958146b274f96cc89ecca9a7e0c7598e7c3a9a 100644
--- a/chrome/test/webdriver/commands/session_with_id.cc
+++ b/chrome/test/webdriver/commands/session_with_id.cc
@@ -49,9 +49,20 @@ void SessionWithID::ExecuteGet(Response* const response) {
   temp_value->SetString("platform", "unknown");
 #endif
 
-  temp_value->SetBoolean("cssSelectorsEnabled", true);
   temp_value->SetBoolean("javascriptEnabled", true);
   temp_value->SetBoolean("takesScreenshot", true);
+  temp_value->SetBoolean("handlesAlerts", true);
+  temp_value->SetBoolean("databaseEnabled", false);
+  temp_value->SetBoolean("locationContextEnabled", false);
+  temp_value->SetBoolean("applicationCacheEnabled", false);
+  temp_value->SetBoolean("browserConnectionEnabled", false);
+  temp_value->SetBoolean("cssSelectorsEnabled", true);
+  temp_value->SetBoolean("webStorageEnabled", false);
+  temp_value->SetBoolean("rotatable", false);
+  temp_value->SetBoolean("acceptSslCerts", false);
+  // Even when ChromeDriver does not OS-events, the input simulation produces
+  // the same effect for most purposes (except IME).
+  temp_value->SetBoolean("nativeEvents", true);
 
   // Custom non-standard session info.
   temp_value->SetWithoutPathExpansion(