From b7c39e7aa06c1b6d5540940bc74436bd30d27969 Mon Sep 17 00:00:00 2001
From: Morris Tseng <mtseng@mozilla.com>
Date: Wed, 24 Dec 2014 00:02:00 +0100
Subject: [PATCH] Bug 1114853 - Part 5: Don't dispatch event when we're at drag
 mode. r=roc

---
 layout/base/SelectionCarets.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/layout/base/SelectionCarets.cpp b/layout/base/SelectionCarets.cpp
index 7f65dc711c09..28b71cdf5854 100644
--- a/layout/base/SelectionCarets.cpp
+++ b/layout/base/SelectionCarets.cpp
@@ -1251,8 +1251,12 @@ SelectionCarets::Reflow(DOMHighResTimeStamp aStart, DOMHighResTimeStamp aEnd)
     SELECTIONCARETS_LOG("Update selection carets after reflow!");
     UpdateSelectionCarets();
 
-    DispatchSelectionStateChangedEvent(GetSelection(),
-                                       SelectionState::Updateposition);
+    // We don't care selection state when we're at drag mode. We always hide
+    // bubble in drag mode. So, don't dispatch event here.
+    if (mDragMode == NONE) {
+      DispatchSelectionStateChangedEvent(GetSelection(),
+                                         SelectionState::Updateposition);
+    }
   }
   return NS_OK;
 }