Fix translate namespace

components/translate/core/browser/translate_client.h

Index: components/translate/core/browser/translate_client.h
diff --git a/components/translate/core/browser/translate_client.h b/components/translate/core/browser/translate_client.h
index 38fcdea97e69b23a062a62ba2aa0b37e92fb3e87..306f4cc573173d5d07518bc865e3d4bb3b4416f6 100644
--- a/components/translate/core/browser/translate_client.h
+++ b/components/translate/core/browser/translate_client.h
@@ -15,14 +15,17 @@
 
 class GURL;
 class PrefService;
-class TranslateAcceptLanguages;
-class TranslateDriver;
-class TranslateInfoBarDelegate;
 
 namespace infobars {
 class InfoBar;
 }
 
+namespace translate {
+
+class TranslateAcceptLanguages;
+class TranslateDriver;
+class TranslateInfoBarDelegate;
+
 // A client interface that needs to be supplied to TranslateManager by the
 // embedder.
 //
@@ -66,4 +69,6 @@ class TranslateClient {
   virtual void ShowReportLanguageDetectionErrorUI(const GURL& report_url) = 0;
 };
 
+}  // namespace translate
+
 #endif  // COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_CLIENT_H_