Implement InstanceID API functions.

chrome/test/data/extensions/api_test/instance_id/delete_token/delete_token.js

Index: chrome/test/data/extensions/api_test/instance_id/delete_token/delete_token.js
diff --git a/chrome/test/data/extensions/api_test/instance_id/delete_token/delete_token.js b/chrome/test/data/extensions/api_test/instance_id/delete_token/delete_token.js
new file mode 100644
index 0000000000000000000000000000000000000000..cd3db4acaacdbe3d91ad7315187328e8bb5f7599
--- /dev/null
+++ b/chrome/test/data/extensions/api_test/instance_id/delete_token/delete_token.js
@@ -0,0 +1,124 @@
+// Copyright 2015 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.
+
+function dummyGetTokenCompleted(token) {
+}
+
+function deleteTokenWithoutParameters() {
+  try {
+    chrome.instanceID.deleteToken();
+    chrome.test.fail(
+        "Calling deleteToken without parameters should fail.");
+  } catch (e) {
+    chrome.test.succeed();
+  };
+}
+
+function deleteTokenWithoutCallback() {
+  try {
+    chrome.instanceID.deleteToken({"authorizedEntity": "1", "scope": "GCM"});
+    chrome.test.fail(
+        "Calling deleteToken without callback should fail.");
+  } catch (e) {
+    chrome.test.succeed();
+  };
+}
+
+function deleteTokenWithoutAuthorizedEntity() {
+  try {
+    chrome.instanceID.deleteToken({"scope": "GCM"}, dummyGetTokenCompleted);
+    chrome.test.fail(
+        "Calling deleteToken without authorizedEntity parameter should fail.");
+  } catch (e) {
+    chrome.test.succeed();
+  };
+}
+
+function deleteTokenWithInvalidAuthorizedEntity() {
+  try {
+    chrome.instanceID.deleteToken(
+        {"authorizedEntity": 1, "scope": "GCM"},
+        dummyGetTokenCompleted);
+    chrome.test.fail(
+        "Calling deleteToken with invalid authorizedEntity parameter " +
+        "should fail.");
+  } catch (e) {
+    chrome.test.succeed();
+  };
+}
+
+function deleteTokenWithoutScope() {
+  try {
+    chrome.instanceID.deleteToken(
+        {"authorizedEntity": "1"}, dummyGetTokenCompleted);
+    chrome.test.fail(
+        "Calling deleteToken without scope parameter should fail.");
+  } catch (e) {
+    chrome.test.succeed();
+  };
+}
+
+function deleteTokenWithInvalidScope() {
+  try {
+    chrome.instanceID.deleteToken(
+        {"authorizedEntity": "1", "scope": 1}, dummyGetTokenCompleted);
+    chrome.test.fail(
+        "Calling deleteToken with invalid scope parameter should fail.");
+  } catch (e) {
+    chrome.test.succeed();
+  };
+}
+
+function deleteTokenBeforeGetToken() {
+  chrome.instanceID.deleteToken(
+    {"authorizedEntity": "1", "scope": "GCM"},
+    function() {
+      if (chrome.runtime.lastError) {
+        chrome.test.fail(
+            "chrome.runtime.lastError: " + chrome.runtime.lastError.message);
+        return;
+      }
+
+      chrome.test.succeed();
+    }
+  );
+}
+
+function deleteTokenAfterGetToken() {
+  chrome.instanceID.getToken(
+    {"authorizedEntity": "1", "scope": "GCM"},
+    function(token) {
+      if (chrome.runtime.lastError || !token) {
+        chrome.test.fail(
+            "chrome.runtime.lastError was set or token was empty.");
+        return;
+      }
+      chrome.instanceID.deleteToken(
+        {"authorizedEntity": "1", "scope": "GCM"},
+        function() {
+          if (chrome.runtime.lastError) {
+            chrome.test.fail("chrome.runtime.lastError: " +
+                chrome.runtime.lastError.message);
+            return;
+          }
+
+          chrome.test.succeed();
+        }
+      );
+    }
+  );
+}
+
+chrome.test.runTests([
+  deleteTokenWithoutParameters,
+  deleteTokenWithoutCallback,
+  deleteTokenWithoutAuthorizedEntity,
+  deleteTokenWithInvalidAuthorizedEntity,
+  deleteTokenWithoutScope,
+  deleteTokenWithInvalidScope,
+  // TODO(jianli): To be enabled when deleteToken is implemented.
+  //deleteTokenBeforeGetToken,
+  //deleteTokenAfterGetToken,
+  //getTokenDeleteTokeAndGetToken,
+]);