First pass at content shell for the Mac. Doesn't work yet.

content/public/app/content_main.h

Index: content/public/app/content_main.h
diff --git a/content/public/app/content_main.h b/content/public/app/content_main.h
index 6c58a8ae154684398668359933fa14c309887c34..40528b43a0d4e928bf4886f8cea669d7764a5fdb 100644
--- a/content/public/app/content_main.h
+++ b/content/public/app/content_main.h
@@ -33,9 +33,13 @@ CONTENT_EXPORT int ContentMain(HINSTANCE instance,
                                sandbox::SandboxInterfaceInfo* sandbox_info,
                                ContentMainDelegate* delegate);
 #else
-CONTENT_EXPORT int ContentMain(int argc,
-                               const char** argv,
-                               ContentMainDelegate* delegate);
+
+#if defined(OS_MACOSX)
+__attribute__((visibility("default")))

[Mark Mentovai, 2012/02/28 20:12:40]

As discussed previously with respect to an “extern "C"” wrapper.

[Avi (use Gerrit), 2012/02/29 19:46:50]

Done.

+#endif  // OS_MACOSX
+  CONTENT_EXPORT int ContentMain(int argc,

[Mark Mentovai, 2012/02/28 20:12:40]

No new indentation here.

[Avi (use Gerrit), 2012/02/29 19:46:50]

Done.

+                                 const char** argv,
+                                 ContentMainDelegate* delegate);
 #endif
 
 }  // namespace content