Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ui/views/controls/tree/tree_view.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/controls/tree/tree_view.h"
 
 #include <algorithm>
 
 #include "base/i18n/rtl.h"
 #include "base/message_loop.h"
@@ skipping 362 matching lines @@
   return selector_.get();
 }
 
 void TreeView::OnGestureEvent(ui::GestureEvent* event) {
   if (event->type() == ui::ET_GESTURE_TAP) {
     if (OnClickOrTap(*event))
       event->SetHandled();
   }
 }
 
-void TreeView::ShowContextMenu(const gfx::Point& p, bool is_mouse_gesture) {
+void TreeView::ShowContextMenu(const gfx::Point& p,
+                               ui::ContextMenuSourceType source_type) {
   if (!model_)
     return;
-  if (is_mouse_gesture) {
+  if (source_type == ui::CONTEXT_MENU_SOURCE_MOUSE) {
     // Only invoke View's implementation (which notifies the
     // ContextMenuController) if over a node.
     gfx::Point local_point(p);
     ConvertPointToTarget(NULL, this, &local_point);
     int row = (local_point.y() - kVerticalInset) / row_height_;
     int depth = 0;
     InternalNode* node = GetNodeByRow(row, &depth);
     if (!node)
       return;
     gfx::Rect bounds(GetBoundsForNodeImpl(node, row, depth));
     if (!bounds.Contains(local_point))
       return;
   }
-  View::ShowContextMenu(p, is_mouse_gesture);
+  View::ShowContextMenu(p, source_type);
 }
 
 void TreeView::GetAccessibleState(ui::AccessibleViewState* state) {
   state->role = ui::AccessibilityTypes::ROLE_OUTLINE;
   state->state = ui::AccessibilityTypes::STATE_READONLY;
 }
 
 void TreeView::TreeNodesAdded(TreeModel* model,
                               TreeModelNode* parent,
                               int start,
@@ skipping 587 matching lines @@
   if (!is_expanded_)
     return max_width;
   for (int i = 0; i < child_count(); ++i) {
     max_width = std::max(max_width,
                          GetChild(i)->GetMaxWidth(indent, depth + 1));
   }
   return max_width;
 }
 
 }  // namespace views