Revert of Close the panel if show has been requested

chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java

Index: chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
index 6c47e6bb486f615b09a76b1cbc7ffd5a463b4533..b2b8d598c6f48b7252f3de23d789c67fdc813f07 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
@@ -121,9 +121,6 @@
     /** If the panel should be ignoring swipe events (for compatibility mode). */
     private boolean mIgnoreSwipeEvents;
 
-    /** This is used to make sure there is one show request to one close request. */
-    private boolean mPanelShowRequested;
-
     // ============================================================================================
     // Constructor
     // ============================================================================================
@@ -187,9 +184,7 @@
 
     @Override
     public void closePanel(StateChangeReason reason, boolean animate) {
-        // If the panel hasn't peeked, then it shouldn't need to close.
-        if (!mPanelShowRequested) return;
-        mPanelShowRequested = false;
+        if (!isShowing()) return;
 
         super.closePanel(reason, animate);
     }
@@ -199,8 +194,7 @@
      * @param reason The reason the panel is being shown.
      */
     public void requestPanelShow(StateChangeReason reason) {
-        if (mPanelShowRequested) return;
-        mPanelShowRequested = true;
+        if (isShowing()) return;
 
         if (mPanelManager != null) {
             mPanelManager.requestPanelShow(this, reason);