feature/android da660a1ffa3: Update Android port

[Po Lu]

branch: feature/android
commit da660a1ffa3218f8e6ec4dfd5422ca6c1ded38ae
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Update Android port
    
    * java/org/gnu/emacs/EmacsView.java (cancelPopupMenu): Dismiss
    context menu correctly.
    (isOpaque): New function.
    * java/org/gnu/emacs/EmacsWindowAttachmentManager.java: Make
    consumer list public.
---
 java/org/gnu/emacs/EmacsView.java                   | 21 +++++++++++++++++++++
 .../org/gnu/emacs/EmacsWindowAttachmentManager.java |  2 +-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/java/org/gnu/emacs/EmacsView.java 
b/java/org/gnu/emacs/EmacsView.java
index 878ef2f3fbf..681da98fa16 100644
--- a/java/org/gnu/emacs/EmacsView.java
+++ b/java/org/gnu/emacs/EmacsView.java
@@ -514,6 +514,17 @@ public final class EmacsView extends ViewGroup
 
     contextMenu = null;
     popupActive = false;
+
+    /* It is not possible to know with 100% certainty which activity
+       is currently displaying the context menu.  Loop through each
+       activity and call `closeContextMenu' instead.  */
+
+    for (EmacsWindowAttachmentManager.WindowConsumer consumer
+          : EmacsWindowAttachmentManager.MANAGER.consumers)
+      {
+       if (consumer instanceof EmacsActivity)
+         ((EmacsActivity) consumer).closeContextMenu ();
+      }
   }
 
   @Override
@@ -646,6 +657,16 @@ public final class EmacsView extends ViewGroup
     return isCurrentlyTextEditor;
   }
 
+  @Override
+  public boolean
+  isOpaque ()
+  {
+    /* Returning true here allows the system to not draw the contents
+       of windows underneath this view, thereby improving
+       performance.  */
+    return true;
+  }
+
   public synchronized void
   setICMode (int icMode)
   {
diff --git a/java/org/gnu/emacs/EmacsWindowAttachmentManager.java 
b/java/org/gnu/emacs/EmacsWindowAttachmentManager.java
index 30f29250970..c0197ab802c 100644
--- a/java/org/gnu/emacs/EmacsWindowAttachmentManager.java
+++ b/java/org/gnu/emacs/EmacsWindowAttachmentManager.java
@@ -67,7 +67,7 @@ public final class EmacsWindowAttachmentManager
     public void destroy ();
   };
 
-  private List<WindowConsumer> consumers;
+  public List<WindowConsumer> consumers;
   public List<EmacsWindow> windows;
 
   public