Fix translate namespace

components/translate/core/browser/page_translated_details.h

Index: components/translate/core/browser/page_translated_details.h
diff --git a/components/translate/core/browser/page_translated_details.h b/components/translate/core/browser/page_translated_details.h
index 7238c52d929cb53555afcbf026cfc80cf36698dd..acc484e850da7d663aa7fc3e0eb2caf0357f7099 100644
--- a/components/translate/core/browser/page_translated_details.h
+++ b/components/translate/core/browser/page_translated_details.h
@@ -9,6 +9,8 @@
 
 #include "components/translate/core/common/translate_errors.h"
 
+namespace translate {
+
 // Used when sending a notification about a page that has been translated.
 struct PageTranslatedDetails {
   std::string source_language;
@@ -16,4 +18,6 @@ struct PageTranslatedDetails {
   TranslateErrors::Type error_type;
 };
 
+}  // namespace translate
+
 #endif  // COMPONENTS_TRANSLATE_CORE_BROWSER_PAGE_TRANSLATED_DETAILS_H_