Hook up Reader Mode InfoBar

chrome/browser/ui/android/infobars/reader_mode_infobar.h

Index: chrome/browser/ui/android/infobars/reader_mode_infobar.h
diff --git a/chrome/browser/ui/android/infobars/reader_mode_infobar.h b/chrome/browser/ui/android/infobars/reader_mode_infobar.h
index 22059e2b0b333f8b743605a247893be1507b19f9..de4a617aed42ca68263050402c1b31e7f4af3925 100644
--- a/chrome/browser/ui/android/infobars/reader_mode_infobar.h
+++ b/chrome/browser/ui/android/infobars/reader_mode_infobar.h
@@ -19,6 +19,8 @@ class ReaderModeInfoBar : public InfoBarAndroid {
       std::unique_ptr<ReaderModeInfoBarDelegate> delegate);
   ~ReaderModeInfoBar() override;
 
+  void Hide(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
+
  protected:
   infobars::InfoBarDelegate* GetDelegate();