Forward textfield focus event to the browser.

chrome/browser/renderer_host/render_view_host.cc

Index: chrome/browser/renderer_host/render_view_host.cc
diff --git a/chrome/browser/renderer_host/render_view_host.cc b/chrome/browser/renderer_host/render_view_host.cc
index 5d65bffa2ba9352caf89629f9a6f3e5878564c3a..e4734b02bf9b694c2613feb49ef2eeb6922c03f3 100644
--- a/chrome/browser/renderer_host/render_view_host.cc
+++ b/chrome/browser/renderer_host/render_view_host.cc
@@ -1849,8 +1849,22 @@ void RenderViewHost::NotifyRendererResponsive() {
   delegate_->RendererResponsive(this);
 }
 
-void RenderViewHost::OnMsgFocusedNodeChanged() {
+void RenderViewHost::OnMsgFocusedNodeChanged(bool is_editable_node) {
   delegate_->FocusedNodeChanged();
+
+#if defined(TOUCH_UI)
+  if (is_editable_node) {
+    // Need to summon on-screen keyboard
+    // TODO(bryeung): implement this
+
+    // The currently focused element can be placed out of the view as the screen
+    // is now shared by the keyboard. Hence, we tell the renderer to scroll
+    // until the focused element comes in view.
+    Send(new ViewMsg_ScrollFocusedEditableNodeIntoView(routing_id()));
+  } else {
+    // TODO(bryeung): implement this. Should hide the on-screen keyboard.
+  }
+#endif
 }
 
 void RenderViewHost::OnMsgFocus() {