Move LanguageState to the translate component

chrome/browser/ui/browser_language_state_observer.cc

Index: chrome/browser/ui/browser_language_state_observer.cc
diff --git a/chrome/browser/ui/browser_language_state_observer.cc b/chrome/browser/ui/browser_language_state_observer.cc
index 5487af262a7e891be4e7b648151f9b8c011aa433..d91e2c43ca44bad1f8afedd2dd534fa960c17183 100644
--- a/chrome/browser/ui/browser_language_state_observer.cc
+++ b/chrome/browser/ui/browser_language_state_observer.cc
@@ -4,11 +4,11 @@
 
 #include "chrome/browser/ui/browser_language_state_observer.h"
 
-#include "chrome/browser/tab_contents/language_state.h"
 #include "chrome/browser/translate/translate_tab_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "components/translate/core/browser/language_state.h"
 
 BrowserLanguageStateObserver::BrowserLanguageStateObserver(Browser* browser)
     : browser_(browser) {
@@ -22,7 +22,7 @@ void BrowserLanguageStateObserver::OnIsPageTranslatedChanged(
   if (source == browser_->tab_strip_model()->GetActiveWebContents()) {
     TranslateTabHelper* translate_tab_helper =
         TranslateTabHelper::FromWebContents(source);
-    LanguageState& language_state = translate_tab_helper->language_state();
+    LanguageState& language_state = translate_tab_helper->GetLanguageState();
     browser_->window()->SetTranslateIconToggled(
         language_state.IsPageTranslated());
   }