Add infobar for PPAPI broker usage.

chrome/browser/content_settings/content_settings_default_provider.cc

Index: chrome/browser/content_settings/content_settings_default_provider.cc
diff --git a/chrome/browser/content_settings/content_settings_default_provider.cc b/chrome/browser/content_settings/content_settings_default_provider.cc
index aa17d29bdd2a892ed711189ef15bbd3de24c307d..28fd5cd674dd194ade9c0dd0c284349e07a0630f 100644
--- a/chrome/browser/content_settings/content_settings_default_provider.cc
+++ b/chrome/browser/content_settings/content_settings_default_provider.cc
@@ -46,6 +46,7 @@ const ContentSetting kDefaultSettings[] = {
   CONTENT_SETTING_DEFAULT,  // CONTENT_SETTINGS_TYPE_MIXEDSCRIPT
   CONTENT_SETTING_ASK,      // CONTENT_SETTINGS_TYPE_MEDIASTREAM
   CONTENT_SETTING_DEFAULT,  // CONTENT_SETTINGS_TYPE_PROTOCOL_HANDLERS
+  CONTENT_SETTING_ASK,      // CONTENT_SETTINGS_TYPE_PPAPI_BROKER
 };
 COMPILE_ASSERT(arraysize(kDefaultSettings) == CONTENT_SETTINGS_NUM_TYPES,
                default_settings_incorrect_size);