Fix translate namespace

components/translate/core/browser/language_state_unittest.cc

Index: components/translate/core/browser/language_state_unittest.cc
diff --git a/components/translate/core/browser/language_state_unittest.cc b/components/translate/core/browser/language_state_unittest.cc
index efc3649dfd01e6b0c4115c46792ee9c7a20f1b21..ae7be323f22caad8e33ac1558cf1e9b73e1e16fc 100644
--- a/components/translate/core/browser/language_state_unittest.cc
+++ b/components/translate/core/browser/language_state_unittest.cc
@@ -10,6 +10,8 @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
+namespace translate {
+
 namespace {
 
 const std::string kHtmlMimeType = "text/html";
@@ -143,3 +145,5 @@ TEST(LanguageStateTest, Driver) {
   EXPECT_TRUE(language_state.translate_enabled());
   EXPECT_TRUE(driver->on_translate_enabled_changed_called());
 }
+
+}  // namespace translate