Reader Mode cannot be permanently disabled

chrome/android/java/src/org/chromium/chrome/browser/dom_distiller/ReaderModeManager.java

Index: chrome/android/java/src/org/chromium/chrome/browser/dom_distiller/ReaderModeManager.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/dom_distiller/ReaderModeManager.java b/chrome/android/java/src/org/chromium/chrome/browser/dom_distiller/ReaderModeManager.java
index f5a77d62df2767532439e62833899c69f7ebd8df..2f1ab7b68206399c89ca27c59fbe9154f4d53488 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/dom_distiller/ReaderModeManager.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/dom_distiller/ReaderModeManager.java
@@ -276,15 +276,9 @@ public class ReaderModeManager extends TabModelSelectorTabObserver
 
     @Override
     public void onCloseButtonPressed() {
-        int currentTabId = mTabModelSelector.getCurrentTabId();
-        if (currentTabId == Tab.INVALID_TAB_ID) return;
-
-        if (!mTabStatusMap.containsKey(currentTabId)) return;
-        ReaderModeTabInfo tabInfo = mTabStatusMap.get(currentTabId);
-        tabInfo.setIsDismissed(true);
-        if (tabInfo.getWebContentsObserver() != null) {
-            tabInfo.getWebContentsObserver().destroy();
-        }
+        // TODO(mdjones): Add user metrics for using the close button in the panel bar here.
+        // TODO(mdjones): If it is decided that Reader Mode cannot be permanently dismissed for a
+        // tab, remove that remaining logic from this class.
     }
 
     @Override