Web MIDI: fix a regression of r430234

third_party/WebKit/LayoutTests/webmidi/requestmidiaccess.html

Index: third_party/WebKit/LayoutTests/webmidi/requestmidiaccess.html
diff --git a/third_party/WebKit/LayoutTests/webmidi/requestmidiaccess.html b/third_party/WebKit/LayoutTests/webmidi/requestmidiaccess.html
index 8f857c8127ac7fff6e8810e3e42d1d1fbcfdae7a..6e1d65e6a72edd7ecca2f0cbf27b1517499a71d2 100644
--- a/third_party/WebKit/LayoutTests/webmidi/requestmidiaccess.html
+++ b/third_party/WebKit/LayoutTests/webmidi/requestmidiaccess.html
@@ -19,7 +19,7 @@ function checkInputMap(inputs) {
     debug("for (var input of inputs.values())");
     for (var input of inputs.values()) {
         window.input = input;
-        shouldBeEqualToString("input.id", "MockInputID");
+        shouldBeEqualToString("input.id", "MockInputID-0");
         shouldBeEqualToString("input.manufacturer", "MockInputManufacturer");
         shouldBeEqualToString("input.name", "MockInputName");
         shouldBeEqualToString("input.version", "MockInputVersion");
@@ -29,7 +29,7 @@ function checkInputMap(inputs) {
     debug("for (var input of inputs.keys())");
     for (var key of inputs.keys()) {
         window.inputKey = key;
-        shouldBeEqualToString("inputKey", "MockInputID");
+        shouldBeEqualToString("inputKey", "MockInputID-0");
     }
     debug("for (var input of inputs.entries())");
     for (var entry of inputs.entries()) {
@@ -43,10 +43,10 @@ function checkInputMap(inputs) {
         shouldBe("entry[0]", "inputKey");
         shouldBe("entry[1]", "input");
     }
-    shouldBeTrue("inputs.has('MockInputID')");
-    shouldBeFalse("inputs.has('MockOutputID')");
-    shouldBe("inputs.get('MockInputID')", "input");
-    shouldBeUndefined("inputs.get('MockOutputID')");
+    shouldBeTrue("inputs.has('MockInputID-0')");
+    shouldBeFalse("inputs.has('MockOutputID-0')");
+    shouldBe("inputs.get('MockInputID-0')", "input");
+    shouldBeUndefined("inputs.get('MockOutputID-0')");
     debug("inputs.forEach(...)");
     inputs.forEach(function (input, key, map) {
         window.forEachInput = input;
@@ -63,7 +63,7 @@ function checkOutputMap(outputs) {
     debug("for (var output of outputs.values())");
     for (var output of outputs.values()) {
         window.output = output;
-        shouldBeEqualToString("output.id", "MockOutputID");
+        shouldBeEqualToString("output.id", "MockOutputID-0");
         shouldBeEqualToString("output.manufacturer", "MockOutputManufacturer");
         shouldBeEqualToString("output.name", "MockOutputName");
         shouldBeEqualToString("output.version", "MockOutputVersion");
@@ -73,7 +73,7 @@ function checkOutputMap(outputs) {
     debug("for (var output of outputs.keys())");
     for (var key of outputs.keys()) {
         window.outputKey = key;
-        shouldBeEqualToString("outputKey", "MockOutputID");
+        shouldBeEqualToString("outputKey", "MockOutputID-0");
     }
     debug("for (var output of outputs.entries())");
     for (var entry of outputs.entries()) {
@@ -87,10 +87,10 @@ function checkOutputMap(outputs) {
         shouldBe("entry[0]", "outputKey");
         shouldBe("entry[1]", "output");
     }
-    shouldBeTrue("outputs.has('MockOutputID')");
-    shouldBeFalse("outputs.has('MockInputID')");
-    shouldBe("outputs.get('MockOutputID')", "output");
-    shouldBeUndefined("outputs.get('MockInputID')");
+    shouldBeTrue("outputs.has('MockOutputID-0')");
+    shouldBeFalse("outputs.has('MockInputID-0')");
+    shouldBe("outputs.get('MockOutputID-0')", "output");
+    shouldBeUndefined("outputs.get('MockInputID-0')");
     debug("outputs.forEach(...)");
     outputs.forEach(function (output, key, map) {
         window.forEachOutput = output;