Cast: Add JS API to get raw events logs from cast extension.

chrome/browser/extensions/cast_streaming_apitest.cc

 // Copyright 2013 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.
 
 #include "base/command_line.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/common/chrome_switches.h"
 #include "content/public/common/content_switches.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 
 class CastStreamingApiTest : public ExtensionApiTest {
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ExtensionApiTest::SetUpCommandLine(command_line);
     command_line->AppendSwitchASCII(
         switches::kWhitelistedExtensionID,
         "ddchlicdkolnonkihahngkmmmjnjlkkf");
   }
 };
 
 // Test running the test extension for Cast Mirroring API.
 IN_PROC_BROWSER_TEST_F(CastStreamingApiTest, Basics) {
   ASSERT_TRUE(RunExtensionSubtest("cast_streaming", "basics.html"));
 }
 
+IN_PROC_BROWSER_TEST_F(CastStreamingApiTest, BadLogging) {
+  ASSERT_TRUE(RunExtensionSubtest("cast_streaming", "bad_logging.html"));
+}
+
 }  // namespace extensions