Remove groups defaults

source/armnn.js

@@ -153,10 +153,6 @@ armnn.Graph = class {
         return this._name;
     }
 
-    get groups() {
-        return false;
-    }
-
     get inputs() {
         return this._inputs;
     }
@@ -228,10 +224,6 @@ armnn.Node = class {
         return this._name;
     }
 
-    get group() {
-        return null;
-    }
-
     get inputs() {
         return this._inputs;
     }

source/circle.js

@@ -250,10 +250,6 @@ circle.Graph = class {
         return this._name;
     }
 
-    get groups() {
-        return false;
-    }
-
     get inputs() {
         return this._inputs;
     }
@@ -385,10 +381,6 @@ circle.Node = class {
         return this._location;
     }
 
-    get group() {
-        return null;
-    }
-
     get inputs() {
         return this._inputs;
     }

source/mnn.js

@@ -118,10 +118,6 @@ mnn.Graph = class {
         return '';
     }
 
-    get groups() {
-        return false;
-    }
-
     get nodes() {
         return this._nodes;
     }
@@ -264,10 +260,6 @@ mnn.Node = class {
         return this._name;
     }
 
-    get group() {
-        return null;
-    }
-
     get inputs() {
         return this._inputs;
     }

source/mslite.js

@@ -126,10 +126,6 @@ mslite.Graph = class {
         return this._name;
     }
 
-    get groups() {
-        return false;
-    }
-
     get inputs() {
         return this._inputs;
     }

source/onnx.js

@@ -501,10 +501,6 @@ onnx.Graph = class {
         return this._description;
     }
 
-    get groups() {
-        return false;
-    }
-
     get inputs() {
         return this._inputs;
     }
@@ -607,10 +603,6 @@ onnx.Node = class {
         return this._description;
     }
 
-    get group() {
-        return null;
-    }
-
     get attributes() {
         return this._attributes;
     }

source/tflite.js

@@ -263,10 +263,6 @@ tflite.Graph = class {
         return this._name;
     }
 
-    get groups() {
-        return false;
-    }
-
     get inputs() {
         return this._inputs;
     }
@@ -398,10 +394,6 @@ tflite.Node = class {
         return this._location;
     }
 
-    get group() {
-        return null;
-    }
-
     get inputs() {
         return this._inputs;
     }