Add schema chrome-extension-resource:// for extension resources

chrome/browser/extensions/extension_resource_request_policy_apitest.cc

Index: chrome/browser/extensions/extension_resource_request_policy_apitest.cc
diff --git a/chrome/browser/extensions/extension_resource_request_policy_apitest.cc b/chrome/browser/extensions/extension_resource_request_policy_apitest.cc
index 6ca695dca425abcde5b5df2eca857b311b5b74b3..7692461e654e8da038890e8520e18e5d59381eb9 100644
--- a/chrome/browser/extensions/extension_resource_request_policy_apitest.cc
+++ b/chrome/browser/extensions/extension_resource_request_policy_apitest.cc
@@ -16,6 +16,8 @@ class ExtensionResourceRequestPolicyTest : public ExtensionApiTest {
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ExtensionApiTest::SetUpCommandLine(command_line);
     command_line->AppendSwitch(switches::kAllowLegacyExtensionManifests);
+    command_line->AppendSwitch(switches::kEnableExperimentalExtensionApis);
+    command_line->AppendSwitch(switches::kEnablePlatformApps);
   }
 };
 
@@ -193,5 +195,25 @@ IN_PROC_BROWSER_TEST_F(ExtensionResourceRequestPolicyTest,
       L"window.domAutomationController.send(document.title)",
     &result));
   EXPECT_EQ("Image failed to load", result);
+
+  GURL nonaccessabile_cer_resource(
+      test_server()->GetURL(
+          "files/extensions/api_test/extension_resource_request_policy/"
+          "web_accessible/nonaccessabile_chrome_resource_scheme.html"));
+  ui_test_utils::NavigateToURL(browser(), nonaccessabile_cer_resource);
+  ASSERT_TRUE(ui_test_utils::ExecuteJavaScriptAndExtractString(
+    browser()->GetSelectedWebContents()->GetRenderViewHost(), L"",
+      L"window.domAutomationController.send(document.title)",
+    &result));
+  EXPECT_EQ("Loading CER:// failed.", result);
 }
 
+#if defined(OS_WIN)
+#define MAYBE_ExtensionAccessibleResources DISABLED_ExtensionAccessibleResources
+#else
+#define MAYBE_ExtensionAccessibleResources ExtensionAccessibleResources
+#endif
+IN_PROC_BROWSER_TEST_F(ExtensionResourceRequestPolicyTest,
+                       MAYBE_ExtensionAccessibleResources) {
+  ASSERT_TRUE(RunExtensionSubtest("accessible_cer", "main.html")) << message_;
+}