partial PageClickTracker migration to RenderFrameObserver

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 f24982617bb4e1aee439ff23e38f355157fc35a3..f1e6d4865f9ea4d6707f3b87aa2286c34f5d1611 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -1678,6 +1678,14 @@ blink::WebLocalFrame* RenderFrameImpl::GetWebFrame() {
   return frame_;
 }
 
+WebElement RenderFrameImpl::GetFocusedElement() const {
+  WebDocument doc = frame_->document();
+  if (!doc.isNull())
+    return doc.focusedElement();
+
+  return WebElement();
+}
+
 WebPreferences& RenderFrameImpl::GetWebkitPreferences() {
   return render_view_->GetWebkitPreferences();
 }
@@ -3821,14 +3829,6 @@ void RenderFrameImpl::SendDidCommitProvisionalLoad(blink::WebFrame* frame) {
   navigation_state->set_transition_type(ui::PAGE_TRANSITION_LINK);
 }
 
-WebElement RenderFrameImpl::GetFocusedElement() {
-  WebDocument doc = frame_->document();
-  if (!doc.isNull())
-    return doc.focusedElement();
-
-  return WebElement();
-}
-
 void RenderFrameImpl::didStartLoading(bool to_different_document) {
   TRACE_EVENT1("navigation", "RenderFrameImpl::didStartLoading",
                "id", routing_id_);