fix back key on tabs behavior

    Bug: 5851422 5841282

don't restore back/forward list when re-creating a webview

Change-Id: I4648ced38aafedb8e129f599f0ea28f7520da9b8
diff --git a/src/com/android/browser/TabControl.java b/src/com/android/browser/TabControl.java
index 0668b74..993cd11 100644
--- a/src/com/android/browser/TabControl.java
+++ b/src/com/android/browser/TabControl.java
@@ -613,7 +613,7 @@
         }
         // Create a new WebView. If this tab is the current tab, we need to put
         // back all the clients so force it to be the current tab.
-        t.setWebView(createNewWebView());
+        t.setWebView(createNewWebView(), false);
         if (getCurrentTab() == t) {
             setCurrentTab(t, true);
         }