added CTRL+Click and SHIFT+Click handler for context menu, Back and Forward.

views/controls/menu/menu_model_adapter_unittest.cc

Index: views/controls/menu/menu_model_adapter_unittest.cc
diff --git a/views/controls/menu/menu_model_adapter_unittest.cc b/views/controls/menu/menu_model_adapter_unittest.cc
index dba68c80f1bed0e481a5e1394caa42cb6b89830e..a191e3d6e3135afaea63da38f8a69eea8b66322f 100644
--- a/views/controls/menu/menu_model_adapter_unittest.cc
+++ b/views/controls/menu/menu_model_adapter_unittest.cc
@@ -104,7 +104,7 @@ class MenuModelBase : public ui::MenuModel {
     set_last_activation(index);
   }
 
-  virtual void ActivatedAtWithDisposition(int index, int disposition) OVERRIDE {
+  virtual void ActivatedAtWithFlags(int index, int flags) OVERRIDE {
     ActivatedAt(index);
   }
 
@@ -137,7 +137,7 @@ class MenuModelBase : public ui::MenuModel {
     return items_[index];
   }
 
-  // Access index argument to ActivatedAt() or ActivatedAtWithDisposition().
+  // Access index argument to ActivatedAt() or ActivatedAtWithFlags().
   int last_activation() const { return last_activation_; }
   void set_last_activation(int last_activation) {
     last_activation_ = last_activation;