Run ContentMain in a browser_test's browser process. This removes duplication of code in the browse…

chrome/renderer/translate/translate_script_browsertest.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/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/test/base/chrome_render_view_test.h"
 #include "components/translate/core/common/translate_errors.h"
 #include "grit/component_resources.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "third_party/WebKit/public/web/WebScriptSource.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "v8/include/v8.h"
 
 using blink::WebFrame;
 using blink::WebScriptSource;
 
 namespace {
 
 // JavaScript code to set runtime test flags.
 const char kThrowInitializationError[] = "throwInitializationError = true";
 const char kThrowUnexpectedScriptError[] = "throwUnexpectedScriptError = true";
 const char kCallbackReturnBooleanError[] = "callbackReturnBooleanError = true";
@@ skipping 207 matching lines @@
   EXPECT_FALSE(GetError());
   EXPECT_EQ(TranslateErrors::NONE, GetErrorCode());
 
   ExecuteScript(kTranslate);
 
   EXPECT_TRUE(GetError());
   EXPECT_EQ(TranslateErrors::UNSUPPORTED_LANGUAGE, GetErrorCode());
 }
 
 // TODO(toyoshim): Add test for onLoadJavaScript.