Handling file actions in only one instance of file manager.

chrome/browser/resources/file_manager/js/file_manager.js

Index: chrome/browser/resources/file_manager/js/file_manager.js
diff --git a/chrome/browser/resources/file_manager/js/file_manager.js b/chrome/browser/resources/file_manager/js/file_manager.js
index 96a8006f7495d711e88eda74c538a07b5c5c0354..c68fd28b91f204bb088be1d4071ba60ea59f45d3 100644
--- a/chrome/browser/resources/file_manager/js/file_manager.js
+++ b/chrome/browser/resources/file_manager/js/file_manager.js
@@ -1846,6 +1846,17 @@ FileManager.prototype = {
    * Event handler called when some internal task should be executed.
    */
   FileManager.prototype.onFileTaskExecute_ = function(id, details) {
+    // Each instance of the file manager receives the event. But it must be
+    // handled once. Let's it be the first instance in the list returned by

[rginda, 2011/08/31 18:10:03]

s/Let's/Let/

+    // getViews.
+    var windows = chrome.extension.getViews({type: 'tab'});
+    for (var i = 0; i < windows.length; i++) {
+      if ('fileManager' in windows[i]) {

[rginda, 2011/08/31 18:10:03]

This seems hokey.  Any window with a variable called fileManager will trigger
this.  Comparing URLs seems more robust.

+        if (windows[i]['fileManager'] == this) break;

[rginda, 2011/08/31 18:10:03]

Newline and indent before break and return, please.

+        else return;
+      }
+    }
+
     var urls = details.entries.map(function(entry) {
         return entry.toURL();
     });