Adds link disambiguation popup support to Windows.

content/browser/renderer_host/render_widget_host_view_base.h

Index: content/browser/renderer_host/render_widget_host_view_base.h
diff --git a/content/browser/renderer_host/render_widget_host_view_base.h b/content/browser/renderer_host/render_widget_host_view_base.h
index 182976fe664a885a107e54e60973eb12ce9b3ae7..201ded2ad96a41d542c1f96f007e16f0976947c2 100644
--- a/content/browser/renderer_host/render_widget_host_view_base.h
+++ b/content/browser/renderer_host/render_widget_host_view_base.h
@@ -322,10 +322,12 @@ class CONTENT_EXPORT RenderWidgetHostViewBase : public RenderWidgetHostView,
                                                   size_t start_offset,
                                                   size_t end_offset) {};
 
-#if defined(OS_ANDROID)
+#if defined(OS_ANDROID) || defined(OS_WIN)
   virtual void ShowDisambiguationPopup(const gfx::Rect& target_rect,
                                        const SkBitmap& zoomed_bitmap) = 0;
+#endif
 
+#if defined(OS_ANDROID)
   // Instructs the view to not drop the surface even when the view is hidden.
   virtual void LockCompositingSurface() = 0;
   virtual void UnlockCompositingSurface() = 0;