Initial commit of the blimp/ folder and target

blimp/common/blimp_common_export.h

Index: blimp/common/blimp_common_export.h
diff --git a/blimp/common/blimp_common_export.h b/blimp/common/blimp_common_export.h
new file mode 100644
index 0000000000000000000000000000000000000000..6e031b8c0c5c2867b1c24466593a5c2ae68bd166
--- /dev/null
+++ b/blimp/common/blimp_common_export.h
@@ -0,0 +1,29 @@
+// Copyright 2015 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.
+
+#ifndef BLIMP_COMMON_BLIMP_COMMON_EXPORT_H_
+#define BLIMP_COMMON_BLIMP_COMMON_EXPORT_H_
+
+#if defined(COMPONENT_BUILD)
+#if defined(WIN32)
+
+#if defined(BLIMP_COMMON_IMPLEMENTATION)
+#define BLIMP_COMMON_EXPORT __declspec(dllexport)
+#else
+#define BLIMP_COMMON_EXPORT __declspec(dllimport)
+#endif  // defined(BLIMP_COMMON_IMPLEMENTATION)
+
+#else  // defined(WIN32)
+#if defined(BLIMP_COMMON_IMPLEMENTATION)
+#define BLIMP_COMMON_EXPORT __attribute__((visibility("default")))
+#else
+#define BLIMP_COMMON_EXPORT
+#endif  // defined(BLIMP_COMMON_IMPLEMENTATION)
+#endif
+
+#else  // defined(COMPONENT_BUILD)
+#define BLIMP_COMMON_EXPORT
+#endif
+
+#endif  // BLIMP_COMMON_BLIMP_COMMON_EXPORT_H_