[GCM] Updating the list of restricted keys for GCM API messages

chrome/test/data/extensions/api_test/gcm/functions/send/send.js

Index: chrome/test/data/extensions/api_test/gcm/functions/send/send.js
diff --git a/chrome/test/data/extensions/api_test/gcm/functions/send/send.js b/chrome/test/data/extensions/api_test/gcm/functions/send/send.js
index c9b3012e22cfe5b70a300c70bfc3f0497686d190..3ea1728654e85db21ae582c65531fba428b2984b 100644
--- a/chrome/test/data/extensions/api_test/gcm/functions/send/send.js
+++ b/chrome/test/data/extensions/api_test/gcm/functions/send/send.js
@@ -97,6 +97,11 @@ chrome.test.runTests([
       message.data["goog.something"] = "value";
     });
   },
+  function failureWhenDataKeyIsGoogDotMixedCasedPrefixed() {
+    expectFailureWhen(function(message) {
+      message.data["GoOg.something"] = "value";
+    });
+  },
   function successWhenDataKeyHasGoogleInIt() {
     expectSuccessWhen(function(message) {
       message.data["somthing.google"] = "value";
@@ -107,11 +112,21 @@ chrome.test.runTests([
       message.data["google"] = "value";
     });
   },
+  function failureWhenDataKeyIsMixedCasedGoogle() {
+    expectFailureWhen(function(message) {
+      message.data["GoOgLe"] = "value";
+    });
+  },
   function failureWhenDataKeyIsGooglePrefixed() {
     expectFailureWhen(function(message) {
       message.data["googleSomething"] = "value";
     });
   },
+  function failureWhenDataKeyIsCollapeKey() {
+    expectFailureWhen(function(message) {
+      message.data["collapse_key"] = "value";
+    });
+  },
   function failureWhenMessageIsTooLarge() {
     expectFailureWhen(function(message) {
       function generateString(base, len) {