Adds link disambiguation popup support to Windows.

chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.cc

Index: chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.cc
diff --git a/chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.cc b/chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.cc
index b8ccbd8fbbaff98432cb699efaba80a3df5a7d9d..375d68aa539cd5cc2c4f5828aba59504c09a046c 100644
--- a/chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.cc
+++ b/chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.cc
@@ -21,6 +21,10 @@
 #include "ui/views/focus/view_storage.h"
 #include "ui/views/widget/widget.h"
 
+#if defined(USE_AURA)
+#include "chrome/browser/ui/views/link_disambiguation/link_disambiguation_popup.h"
+#endif
+
 ChromeWebContentsViewDelegateViews::ChromeWebContentsViewDelegateViews(
     content::WebContents* web_contents)
     : ContextMenuDelegate(web_contents),
@@ -166,6 +170,22 @@ void ChromeWebContentsViewDelegateViews::ShowContextMenu(
                 params));
 }
 
+void ChromeWebContentsViewDelegateViews::ShowDisambiguationPopup(
+    const gfx::Rect& target_rect,
+    const SkBitmap& zoomed_bitmap,
+    const gfx::NativeView content,
+    const content::WebContentsViewDelegate::GestureCallback& callback) {
+#if defined(USE_AURA)

[sky, 2014/09/11 14:53:43]

Last I remember chromeos didn't want this. Did that decision change?

To test whether to show (inside the USE_AURA ifdef) I would add a value to
chrome/browser/defaults that is false for chromeos and true elsewhere. That is,
assuming we don't want this for chromeos.

[luken, 2014/09/17 00:00:48]

Done.

+  link_disambiguation_popup_.reset(new LinkDisambiguationPopup);
+  link_disambiguation_popup_->Show(
+      zoomed_bitmap, target_rect, content, callback);
+#endif
+}
+
+void ChromeWebContentsViewDelegateViews::HideDisambiguationPopup() {
+  link_disambiguation_popup_.reset();
+}
+
 void ChromeWebContentsViewDelegateViews::SizeChanged(const gfx::Size& size) {
   SadTabHelper* sad_tab_helper = SadTabHelper::FromWebContents(web_contents_);
   if (!sad_tab_helper)