Refine tap disambiguation UMA to track same-node/different-node.

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 46b9d4e8b1af008c671e296a380b393545e7e76c..598697a0b29ab1a7e47869b88d5fdfc2fa37691e 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -1262,6 +1262,8 @@ bool RenderViewImpl::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(ViewMsg_ShowContextMenu, OnShowContextMenu)
     IPC_MESSAGE_HANDLER(ViewMsg_ReleaseDisambiguationPopupBitmap,
                         OnReleaseDisambiguationPopupBitmap)
+    IPC_MESSAGE_HANDLER(ViewMsg_ResolveTapDisambiguation,
+                        OnResolveTapDisambiguation)
     IPC_MESSAGE_HANDLER(ViewMsg_ForceRedraw, OnForceRedraw)
     IPC_MESSAGE_HANDLER(ViewMsg_SelectWordAroundCaret, OnSelectWordAroundCaret)
 
@@ -2650,6 +2652,13 @@ void RenderViewImpl::OnReleaseDisambiguationPopupBitmap(
   disambiguation_bitmaps_.erase(it);
 }
 
+void RenderViewImpl::OnResolveTapDisambiguation(double timestamp_seconds,
+                                                gfx::Point tap_viewport_offset,
+                                                bool is_long_press) {
+  webview()->resolveTapDisambiguation(timestamp_seconds, tap_viewport_offset,
+                                      is_long_press);
+}
+
 void RenderViewImpl::DidCommitCompositorFrame() {
   RenderWidget::DidCommitCompositorFrame();
   for (auto& observer : observers_)