diff --git a/mozilla/layout/base/nsPresShell.cpp b/mozilla/layout/base/nsPresShell.cpp
index 5e255c18949..4e4455f8ba7 100644
--- a/mozilla/layout/base/nsPresShell.cpp
+++ b/mozilla/layout/base/nsPresShell.cpp
@@ -1915,7 +1915,7 @@ PresShell::PopCurrentEventFrame()
 {
   mCurrentEventFrame = nsnull;
 
-  if (0 != mCurrentEventFrameStack.Count) {
+  if (0 != mCurrentEventFrameStack.Count()) {
     mCurrentEventFrame = (nsIFrame*)mCurrentEventFrameStack.ElementAt(0);
     mCurrentEventFrameStack.RemoveElementAt(0);
   }
diff --git a/mozilla/layout/html/base/src/nsPresShell.cpp b/mozilla/layout/html/base/src/nsPresShell.cpp
index 5e255c18949..4e4455f8ba7 100644
--- a/mozilla/layout/html/base/src/nsPresShell.cpp
+++ b/mozilla/layout/html/base/src/nsPresShell.cpp
@@ -1915,7 +1915,7 @@ PresShell::PopCurrentEventFrame()
 {
   mCurrentEventFrame = nsnull;
 
-  if (0 != mCurrentEventFrameStack.Count) {
+  if (0 != mCurrentEventFrameStack.Count()) {
     mCurrentEventFrame = (nsIFrame*)mCurrentEventFrameStack.ElementAt(0);
     mCurrentEventFrameStack.RemoveElementAt(0);
   }