New action box button images and supporting code

chrome/browser/ui/views/location_bar/action_box_button_view.cc

Index: chrome/browser/ui/views/location_bar/action_box_button_view.cc
diff --git a/chrome/browser/ui/views/location_bar/action_box_button_view.cc b/chrome/browser/ui/views/location_bar/action_box_button_view.cc
index 3e46328cb6e67e1824cf4a38c1a280fa6b980577..283a5b0e27a5ece59788dc582a452d02c18d945f 100644
--- a/chrome/browser/ui/views/location_bar/action_box_button_view.cc
+++ b/chrome/browser/ui/views/location_bar/action_box_button_view.cc
@@ -15,6 +15,10 @@
 #include "ui/base/accessibility/accessible_view_state.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/path.h"
+
+// static
+const int ActionBoxButtonView::kBorderOverlap = 2;
 
 ActionBoxButtonView::ActionBoxButtonView(Browser* browser,
                                          const gfx::Point& menu_offset)
@@ -48,6 +52,16 @@ void ActionBoxButtonView::OnMenuButtonClicked(View* source,
   controller_.OnButtonClicked();
 }
 
+bool ActionBoxButtonView::HasHitTestMask() const {
+  return true;
+}
+
+void ActionBoxButtonView::GetHitTestMask(gfx::Path* mask) const {
+  SkRect clickable_rect;
+  clickable_rect.iset(0, kBorderOverlap, width(), height() - kBorderOverlap);
+  mask->addRect(clickable_rect);
+}
+
 void ActionBoxButtonView::ShowMenu(scoped_ptr<ActionBoxMenuModel> menu_model) {
   menu_ = ActionBoxMenu::Create(browser_, menu_model.Pass());
   menu_->RunMenu(this, menu_offset_);