Fix server-side image map click location with "Open link in new tab"

third_party/WebKit/Source/core/page/ContextMenuClient.h

Index: third_party/WebKit/Source/core/page/ContextMenuClient.h
diff --git a/third_party/WebKit/Source/core/page/ContextMenuClient.h b/third_party/WebKit/Source/core/page/ContextMenuClient.h
index b4335d92fa15f7ede8a4b4dc93902c2488cfd6cf..5f00dfebbf9167efaf19b4f16815a9800bcbc65a 100644
--- a/third_party/WebKit/Source/core/page/ContextMenuClient.h
+++ b/third_party/WebKit/Source/core/page/ContextMenuClient.h
@@ -29,11 +29,12 @@
 namespace blink {
 
 class ContextMenu;
+class Event;
 
 class ContextMenuClient {
 public:
     virtual ~ContextMenuClient() { }
-    virtual void showContextMenu(const ContextMenu*) = 0;
+    virtual void showContextMenu(const ContextMenu*, const Event*) = 0;
     virtual void clearContextMenu() = 0;
 };