[Variations] Bring variations_http_header_provider to variations component

components/infobars/test/infobar_test.cc

+// Copyright 2014 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/logging.h"
+#include "base/memory/scoped_ptr.h"
+#include "components/infobars/core/confirm_infobar_delegate.h"
+#include "components/infobars/core/infobar.h"
+
+// Provides dummy definitions of static variables and functions that are
+// declared in the component but defined in the embedder in order to allow
+// components_unittests to link.
+// TODO(blundell): The component shouldn't be declaring statics that it's not
+// defining. crbug.com/386171
+
+// On Android, these variables are defined in ../core/infobar_android.cc.
+#if !defined(OS_ANDROID)
+const int infobars::InfoBar::kSeparatorLineHeight = 1;
+const int infobars::InfoBar::kDefaultArrowTargetHeight = 9;
+const int infobars::InfoBar::kMaximumArrowTargetHeight = 24;
+const int infobars::InfoBar::kDefaultArrowTargetHalfWidth =
+    kDefaultArrowTargetHeight;
+const int infobars::InfoBar::kMaximumArrowTargetHalfWidth = 14;
+const int infobars::InfoBar::kDefaultBarTargetHeight = 36;
+#endif
+
+scoped_ptr<infobars::InfoBar> ConfirmInfoBarDelegate::CreateInfoBar(
+    scoped_ptr<ConfirmInfoBarDelegate> delegate) {
+  NOTREACHED();
+  return scoped_ptr<infobars::InfoBar>();
+}