Photo Picker dialog: Order selected photos the same as on screen.

chrome/android/java/src/org/chromium/chrome/browser/photo_picker/PickerCategoryView.java

Index: chrome/android/java/src/org/chromium/chrome/browser/photo_picker/PickerCategoryView.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/photo_picker/PickerCategoryView.java b/chrome/android/java/src/org/chromium/chrome/browser/photo_picker/PickerCategoryView.java
index ae8b5e32f1d120829919c39b3b0c39ef6cad0ece..bc316a3f127ade6e439a9f18ba125beedc776d21 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/photo_picker/PickerCategoryView.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/photo_picker/PickerCategoryView.java
@@ -28,6 +28,7 @@ import org.chromium.chrome.browser.widget.selection.SelectionDelegate;
 import org.chromium.ui.PhotoPickerListener;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 /**
@@ -358,6 +359,7 @@ public class PickerCategoryView extends RelativeLayout
      */
     private void notifyPhotosSelected() {
         List<PickerBitmap> selectedFiles = mSelectionDelegate.getSelectedItems();
+        Collections.sort(selectedFiles);
         String[] photos = new String[selectedFiles.size()];
         int i = 0;
         for (PickerBitmap bitmap : selectedFiles) {