diff --git a/lib/modifiedAPI.js b/lib/modifiedAPI.js
index 9a92484..ac90112 100644
--- a/lib/modifiedAPI.js
+++ b/lib/modifiedAPI.js
@@ -87,6 +87,7 @@
 	// changed functions and their fakes
 	exports.changedFunctions = {
 		getContext: {
+			type: "context",
 			getStatus: function(obj, status){
 				if (hasType(status, "internal")){
 					return {
@@ -118,6 +119,7 @@
 			}
 		},
 		toDataURL: {
+			type: "readout",
 			getStatus: function(obj, status){
 				var status = Object.create(status);
 				if (hasType(status, "input")){
@@ -139,6 +141,7 @@
 			}
 		},
 		toBlob: {
+			type: "readout",
 			getStatus: function(obj, status){
 				var status = Object.create(status);
 				if (hasType(status, "input")){
@@ -161,6 +164,7 @@
 			exportOptions: {allowCallbacks: true}
 		},
 		mozGetAsFile: {
+			type: "readout",
 			getStatus: function(obj, status){
 				var status = Object.create(status);
 				if (hasType(status, "input")){
@@ -182,6 +186,7 @@
 			}
 		},
 		getImageData: {
+			type: "readout",
 			getStatus: function(obj, status){
 				var status = Object.create(status);
 				if (hasType(status, "input")){
@@ -213,6 +218,7 @@
 			}
 		},
 		fillText: {
+			type: "input",
 			getStatus: function(obj, status){
 				var status = Object.create(status);
 				status.active = hasType(status, "input");
@@ -232,6 +238,7 @@
 			}
 		},
 		strokeText: {
+			type: "input",
 			getStatus: function(obj, status){
 				var status = Object.create(status);
 				status.active = hasType(status, "input");
@@ -251,6 +258,7 @@
 			}
 		},
 		readPixels: {
+			type: "readout",
 			getStatus: function(obj, status){
 				var status = Object.create(status);
 				status.active = hasType(status, "readout") || hasType(status, "input");