Add canvas tool service boundary

src/node_canvas.cpp

@@ -37,22 +37,46 @@ void run_history_redo_if_available()
         ActionManager::redo();
 }
 
+class LegacyNodeCanvasToolServices final : public pp::app::CanvasToolServices {
+public:
+    void select_toolbar_button(pp::app::CanvasToolMode) override
+    {
+    }
+
+    void set_transform_action(pp::app::CanvasToolTransformAction) override
+    {
+    }
+
+    void set_canvas_mode(pp::app::CanvasToolMode mode) override
+    {
+        switch (mode) {
+        case pp::app::CanvasToolMode::draw:
+            Canvas::set_mode(kCanvasMode::Draw);
+            return;
+        case pp::app::CanvasToolMode::erase:
+            Canvas::set_mode(kCanvasMode::Erase);
+            return;
+        default:
+            return;
+        }
+    }
+
+    void toggle_picking() override
+    {
+    }
+
+    void toggle_touch_lock() override
+    {
+    }
+};
+
 void run_canvas_tool_mode(pp::app::CanvasToolMode mode)
 {
     const auto plan = pp::app::plan_canvas_tool_select(mode);
-    if (!plan.updates_canvas_mode)
-        return;
-
-    switch (plan.mode) {
-    case pp::app::CanvasToolMode::draw:
-        Canvas::set_mode(kCanvasMode::Draw);
-        return;
-    case pp::app::CanvasToolMode::erase:
-        Canvas::set_mode(kCanvasMode::Erase);
-        return;
-    default:
-        return;
-    }
+    LegacyNodeCanvasToolServices services;
+    const auto status = pp::app::execute_canvas_tool_plan(plan, services);
+    if (!status.ok())
+        LOG("Canvas input tool action failed: %s", status.message);
 }
 
 }