Do not handle the button click event for the mouse release of dragging launcher item.

BUG=119236
TEST=manually


Review URL: http://codereview.chromium.org/9837001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@128247 0039d316-1c4b-4281-b951-d872f2087c98

ash/launcher/launcher_button.cc

@@ -156,8 +156,8 @@ bool LauncherButton::OnMousePressed(const views::MouseEvent& event) {
 }
 
 void LauncherButton::OnMouseReleased(const views::MouseEvent& event) {
-  host_->MouseReleasedOnButton(this, false);
   CustomButton::OnMouseReleased(event);
+  host_->MouseReleasedOnButton(this, false);
 }
 
 void LauncherButton::OnMouseCaptureLost() {

ash/launcher/launcher_view.cc

@@ -694,6 +694,10 @@ string16 LauncherView::GetAccessibleName(const views::View* view) {
 
 void LauncherView::ButtonPressed(views::Button* sender,
                                  const views::Event& event) {
+  // Do not handle mouse release during drag.
+  if (dragging_)
+    return;
+
   if (sender == overflow_button_)
     ShowOverflowMenu();