Simulate click through gamepad BUTTON_A

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index f6990c9423a5cfc00eba249c022d6da6348aa73e..c59615ef7366dcb1f240e795dbe047a9418a4d3d 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -1384,6 +1384,7 @@ bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(FrameMsg_ContextMenuClosed, OnContextMenuClosed)
     IPC_MESSAGE_HANDLER(FrameMsg_CustomContextMenuAction,
                         OnCustomContextMenuAction)
+    IPC_MESSAGE_HANDLER(FrameMsg_ClickOnFocusedElement, OnClickFocusedElement)
     IPC_MESSAGE_HANDLER(InputMsg_Undo, OnUndo)
     IPC_MESSAGE_HANDLER(InputMsg_Redo, OnRedo)
     IPC_MESSAGE_HANDLER(InputMsg_Cut, OnCut)
@@ -1666,6 +1667,19 @@ void RenderFrameImpl::OnCustomContextMenuAction(
   }
 }
 
+void RenderFrameImpl::OnClickFocusedElement() {
+  WebView* view = render_view_->webview();
+  WebFrame* focused_frame = view->focusedFrame();
+  if (focused_frame) {
+    WebDocument doc = focused_frame->document();
+    if (!doc.isNull()) {
+      WebElement element = doc.focusedElement();
+      if (!element.isNull())
+        element.simulateClick();
+    }
+  }
+}
+
 void RenderFrameImpl::OnUndo() {
   frame_->executeCommand(WebString::fromUTF8("Undo"), GetFocusedElement());
 }