Fixing regression causing PagedView not to load subsequent widget pages.

Change-Id: I1da1bd0ec5e4b964dd43cdba98d36ef30655a4a3

src/com/android/launcher3/PagedView.java

@@ -181,6 +181,7 @@ public abstract class PagedView extends ViewGroup implements ViewGroup.OnHierarc
     // If true, the subclass should directly update scrollX itself in its computeScroll method
     // (SmoothPagedView does this)
     protected boolean mDeferScrollUpdate = false;
+    protected boolean mDeferLoadAssociatedPagesUntilScrollCompletes = false;
 
     protected boolean mIsPageMoving = false;
 
@@ -618,6 +619,12 @@ public abstract class PagedView extends ViewGroup implements ViewGroup.OnHierarc
             mNextPage = INVALID_PAGE;
             notifyPageSwitchListener();
 
+            // Load the associated pages if necessary
+            if (mDeferLoadAssociatedPagesUntilScrollCompletes) {
+                loadAssociatedPages(mCurrentPage);
+                mDeferLoadAssociatedPagesUntilScrollCompletes = false;
+            }
+
             // We don't want to trigger a page end moving unless the page has settled
             // and the user has stopped scrolling
             if (mTouchState == TOUCH_STATE_REST) {
@@ -2007,6 +2014,9 @@ public abstract class PagedView extends ViewGroup implements ViewGroup.OnHierarc
             computeScroll();
         }
 
+        // Defer loading associated pages until the scroll settles
+        mDeferLoadAssociatedPagesUntilScrollCompletes = true;
+
         mForceScreenScrolled = true;
         invalidate();
     }