Remove cached Activity from TabWebContentsDelegate and ContextMenuPopulator

chrome/android/java/src/org/chromium/chrome/browser/tab/TabDelegateFactory.java

Index: chrome/android/java/src/org/chromium/chrome/browser/tab/TabDelegateFactory.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/tab/TabDelegateFactory.java b/chrome/android/java/src/org/chromium/chrome/browser/tab/TabDelegateFactory.java
index da692ed80cdd081bbc57720fb5037b6ce1d9e408..3a1de89345a572b472cf3d869db1e2a9d340f339 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/tab/TabDelegateFactory.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/tab/TabDelegateFactory.java
@@ -18,12 +18,10 @@ public class TabDelegateFactory {
     /**
      * Creates the {@link WebContentsDelegateAndroid} the tab will be initialized with.
      * @param tab The associated {@link Tab}.
-     * @param activity The {@link ChromeActivity} that the tab belongs to.
      * @return The {@link WebContentsDelegateAndroid} to be used for this tab.
      */
-    public TabWebContentsDelegateAndroid createWebContentsDelegate(
-            Tab tab, ChromeActivity activity) {
-        return new TabWebContentsDelegateAndroid(tab, activity);
+    public TabWebContentsDelegateAndroid createWebContentsDelegate(Tab tab) {
+        return new TabWebContentsDelegateAndroid(tab);
     }
 
     /**
@@ -40,12 +38,10 @@ public class TabDelegateFactory {
     /**
      * Creates the {@link ContextMenuPopulator} the tab will be initialized with.
      * @param tab The associated {@link Tab}.
-     * @param activity The {@link ChromeActivity} that the tab belongs to.
      * @return The {@link ContextMenuPopulator} to be used for this tab.
      */
-    public ContextMenuPopulator createContextMenuPopulator(Tab tab, ChromeActivity activity) {
-        return new ChromeContextMenuPopulator(
-                new TabContextMenuItemDelegate(tab, activity),
+    public ContextMenuPopulator createContextMenuPopulator(Tab tab) {
+        return new ChromeContextMenuPopulator(new TabContextMenuItemDelegate(tab),
                 ChromeContextMenuPopulator.NORMAL_MODE);
     }