Code problems detected by cppcheck

Source/core/loader/FrameLoader.cpp

Index: Source/core/loader/FrameLoader.cpp
diff --git a/Source/core/loader/FrameLoader.cpp b/Source/core/loader/FrameLoader.cpp
index 2c3844ca7adc7ec047ffe5092226ff41d1bb7f04..06bbce3a01c3016cfc61bb863ccc570c8d8bead5 100644
--- a/Source/core/loader/FrameLoader.cpp
+++ b/Source/core/loader/FrameLoader.cpp
@@ -1004,7 +1004,7 @@ void FrameLoader::detachChildren()
     for (Frame* child = m_frame->tree().lastChild(); child; child = child->tree().previousSibling())
         childrenToDetach.append(child);
     FrameVector::iterator end = childrenToDetach.end();
-    for (FrameVector::iterator it = childrenToDetach.begin(); it != end; it++)
+    for (FrameVector::iterator it = childrenToDetach.begin(); it != end; ++it)
         (*it)->loader().detachFromParent();
 }