mac: Move EventWithMenuAction() to the only file where it's called.

webkit/tools/test_shell/mac/test_webview_delegate.mm

Index: webkit/tools/test_shell/mac/test_webview_delegate.mm
diff --git a/webkit/tools/test_shell/mac/test_webview_delegate.mm b/webkit/tools/test_shell/mac/test_webview_delegate.mm
index e0d3f38c8d55da0fc231c587b86b4cecaed388b4..59a07ff36384f10c18ae8f85f7078d8880840081 100644
--- a/webkit/tools/test_shell/mac/test_webview_delegate.mm
+++ b/webkit/tools/test_shell/mac/test_webview_delegate.mm
@@ -24,6 +24,64 @@ using WebKit::WebPopupMenuInfo;
 using WebKit::WebRect;
 using WebKit::WebWidget;
 
+namespace {
+
+// Helper function for manufacturing input events to send to WebKit.
+NSEvent* EventWithMenuAction(BOOL item_chosen, int window_num,
+                             int item_height, int selected_index,
+                             NSRect menu_bounds, NSRect view_bounds) {
+  NSEvent* event = nil;
+  double event_time = (double)(AbsoluteToDuration(UpTime())) / 1000.0;
+
+  if (item_chosen) {
+    // Construct a mouse up event to simulate the selection of an appropriate
+    // menu item.
+    NSPoint click_pos;
+    click_pos.x = menu_bounds.size.width / 2;
+
+    // This is going to be hard to calculate since the button is painted by
+    // WebKit, the menu by Cocoa, and we have to translate the selected_item
+    // index to a coordinate that WebKit's PopupMenu expects which uses a
+    // different font *and* expects to draw the menu below the button like we do
+    // on Windows.
+    // The WebKit popup menu thinks it will draw just below the button, so
+    // create the click at the offset based on the selected item's index and
+    // account for the different coordinate system used by NSView.
+    int item_offset = selected_index * item_height + item_height / 2;
+    click_pos.y = view_bounds.size.height - item_offset;
+    event = [NSEvent mouseEventWithType:NSLeftMouseUp
+                               location:click_pos
+                          modifierFlags:0
+                              timestamp:event_time
+                           windowNumber:window_num
+                                context:nil
+                            eventNumber:0
+                             clickCount:1
+                               pressure:1.0];
+  } else {
+    // Fake an ESC key event (keyCode = 0x1B, from webinputevent_mac.mm) and
+    // forward that to WebKit.
+    NSPoint key_pos;
+    key_pos.x = 0;
+    key_pos.y = 0;
+    NSString* escape_str = [NSString stringWithFormat:@"%c", 0x1B];
+    event = [NSEvent keyEventWithType:NSKeyDown
+                             location:key_pos
+                        modifierFlags:0
+                            timestamp:event_time
+                         windowNumber:window_num
+                              context:nil
+                           characters:@""
+          charactersIgnoringModifiers:escape_str
+                            isARepeat:NO
+                              keyCode:0x1B];
+  }
+
+  return event;
+}
+
+}  // namespace
+
 // WebViewClient --------------------------------------------------------------
 
 WebWidget* TestWebViewDelegate::createPopupMenu(
@@ -76,8 +134,7 @@ void TestWebViewDelegate::show(WebNavigationPolicy policy) {
   // position based on the selected index and provided bounds.
   WebWidgetHost* popup = shell_->popupHost();
   int window_num = [shell_->mainWnd() windowNumber];
-  NSEvent* event =
-      webkit_glue::EventWithMenuAction([menu_runner menuItemWasChosen],
+  NSEvent* event = EventWithMenuAction([menu_runner menuItemWasChosen],
                                        window_num, item_height,
                                        [menu_runner indexOfSelectedItem],
                                        position, view_rect);