Gets button_dropdown compiling on linux.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/118002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@17229 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 6 insertions, 6 deletions

diff --git a/views/controls/button/button_dropdown.cc b/views/controls/button/button_dropdown.cc
index 92a24ab..f12e276 100644
--- a/views/controls/button/button_dropdown.cc
+++ b/views/controls/button/button_dropdown.cc
@@ -81,15 +81,10 @@ bool ButtonDropDown::OnMouseDragged(const MouseEvent& e) {
   bool result = ImageButton::OnMouseDragged(e);
 
   if (!show_menu_factory_.empty()) {
-    // SM_CYDRAG is a pixel value for minimum dragging distance before operation
-    // counts as a drag, and not just as a click and accidental move of a mouse.
-    // See http://msdn2.microsoft.com/en-us/library/ms724385.aspx for details.
-    int dragging_threshold = GetSystemMetrics(SM_CYDRAG);
-
     // If the mouse is dragged to a y position lower than where it was when
     // clicked then we should not wait for the menu to appear but show
     // it immediately.
-    if (e.y() > y_position_on_lbuttondown_ + dragging_threshold) {
+    if (e.y() > y_position_on_lbuttondown_ + GetHorizontalDragThreshold()) {
       show_menu_factory_.RevokeAll();
       ShowDropDownMenu(GetWidget()->GetNativeView());
     }
@@ -133,7 +128,12 @@ void ButtonDropDown::ShowDropDownMenu(gfx::NativeView window) {
 
     View::ConvertPointToScreen(this, &menu_position);
 
+#if defined(OS_WIN)
     int left_bound = GetSystemMetrics(SM_XVIRTUALSCREEN);
+#else
+    int left_bound = 0;
+    NOTIMPLEMENTED();
+#endif
     if (menu_position.x() < left_bound)
       menu_position.set_x(left_bound);