Fix missing HEADLESS_EXPORT defines

headless/lib/headless_content_main_delegate.h

Index: headless/lib/headless_content_main_delegate.h
diff --git a/headless/lib/headless_content_main_delegate.h b/headless/lib/headless_content_main_delegate.h
index cb33f226d178bf684b7c7f54894b97bf07381b36..adfd2cda1fa48722ad744eb4aeb5d0fe6c8f1a65 100644
--- a/headless/lib/headless_content_main_delegate.h
+++ b/headless/lib/headless_content_main_delegate.h
@@ -13,6 +13,7 @@
 #include "content/public/app/content_main_delegate.h"
 #include "headless/lib/browser/headless_platform_event_source.h"
 #include "headless/lib/headless_content_client.h"
+#include "headless/public/headless_export.h"
 
 namespace base {
 class CommandLine;
@@ -23,7 +24,8 @@ namespace headless {
 class HeadlessBrowserImpl;
 class HeadlessContentBrowserClient;
 
-class HeadlessContentMainDelegate : public content::ContentMainDelegate {
+class HEADLESS_EXPORT HeadlessContentMainDelegate

[Sami, 2017/03/24 10:28:40]

Ditto.

[dvallet, 2017/03/27 02:44:02]

Done.

+    : public content::ContentMainDelegate {
  public:
   explicit HeadlessContentMainDelegate(
       std::unique_ptr<HeadlessBrowserImpl> browser);