PPAPI: Refactor renderer side of browser host creation

content/renderer/pepper/pepper_file_chooser_host.h

Index: content/renderer/pepper/pepper_file_chooser_host.h
diff --git a/content/renderer/pepper/pepper_file_chooser_host.h b/content/renderer/pepper/pepper_file_chooser_host.h
index 4ae861a16607bc75f37c1edc771e28f00a5f5603..327583b26f77a8366a7b8cd4e04416b7d36bc115 100644
--- a/content/renderer/pepper/pepper_file_chooser_host.h
+++ b/content/renderer/pepper/pepper_file_chooser_host.h
@@ -16,9 +16,15 @@
 #include "ppapi/proxy/resource_message_params.h"
 
 namespace ppapi {
+
 struct FileRefCreateInfo;
+
+namespace proxy {
+struct CompletedBrowserResourceHosts;
 }
 
+}  // namespace ppapi
+
 namespace content {
 
 class RendererPpapiHost;
@@ -55,9 +61,10 @@ class CONTENT_EXPORT PepperFileChooserHost
                  const std::string& suggested_file_name,
                  const std::vector<std::string>& accept_mime_types);
 
-  void DidCreateResourceHosts(const std::vector<base::FilePath>& file_paths,
-                              const std::vector<std::string>& display_names,
-                              const std::vector<int>& browser_ids);
+  void DidCreateResourceHosts(
+      const std::vector<base::FilePath>& file_paths,
+      const std::vector<std::string>& display_names,
+      const ppapi::proxy::CompletedBrowserResourceHosts& browser_ids);
 
   // Non-owning pointer.
   RendererPpapiHost* renderer_ppapi_host_;