Allow browser process to request selection of word around caret

content/renderer/render_widget.cc

Index: content/renderer/render_widget.cc
diff --git a/content/renderer/render_widget.cc b/content/renderer/render_widget.cc
index ba5fd34bd977755446987e385ff9f0cf0a91f03f..79a1840287b9eb6554d4243cd9e1ba03e1bf2106 100644
--- a/content/renderer/render_widget.cc
+++ b/content/renderer/render_widget.cc
@@ -1771,6 +1771,12 @@ void RenderWidget::OnUpdateScreenRects(const gfx::Rect& view_screen_rect,
   Send(new ViewHostMsg_UpdateScreenRects_ACK(routing_id()));
 }
 
+void RenderWidget::OnSelectForSearch() {
+  if (!webwidget_)
+    return;
+  webwidget_->selectWord();
+}
+
 #if defined(OS_ANDROID)
 void RenderWidget::OnShowImeIfNeeded() {
   UpdateTextInputState(SHOW_IME_IF_NEEDED, FROM_NON_IME);