Pepper Message Filters: Port to use explicit permission grants in ChildProcessSecurityPolicy.

content/renderer/pepper/pepper_plugin_delegate_impl.cc

Index: content/renderer/pepper/pepper_plugin_delegate_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_delegate_impl.cc b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
index d6a3b185b845cfeb6d928f2ee0f1617495a62ac8..81cb538e909921be2d847dc19c58749ac6436f77 100644
--- a/content/renderer/pepper/pepper_plugin_delegate_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
@@ -75,6 +75,7 @@
 #include "ppapi/proxy/url_loader_resource.h"
 #include "ppapi/shared_impl/api_id.h"
 #include "ppapi/shared_impl/file_path.h"
+#include "ppapi/shared_impl/file_type_conversion.h"
 #include "ppapi/shared_impl/platform_file.h"
 #include "ppapi/shared_impl/ppapi_globals.h"
 #include "ppapi/shared_impl/ppapi_permissions.h"
@@ -949,12 +950,12 @@ void PepperPluginDelegateImpl::OnPpapiBrokerPermissionResult(
 
 bool PepperPluginDelegateImpl::AsyncOpenFile(
     const base::FilePath& path,
-    int flags,
+    int pp_open_flags,
     const AsyncOpenFileCallback& callback) {
   int message_id = pending_async_open_files_.Add(
       new AsyncOpenFileCallback(callback));
-  IPC::Message* msg = new ViewHostMsg_AsyncOpenFile(
-      render_view_->routing_id(), path, flags, message_id);
+  IPC::Message* msg = new ViewHostMsg_AsyncOpenPepperFile(
+      render_view_->routing_id(), path, pp_open_flags, message_id);
   return render_view_->Send(msg);
 }
 
@@ -1125,12 +1126,21 @@ void PepperPluginDelegateImpl::DidUpdateFile(const GURL& path, int64_t delta) {
 
 void PepperPluginDelegateImpl::AsyncOpenFileSystemURL(
     const GURL& path,
-    int flags,
+    int pp_open_flags,
     const AsyncOpenFileSystemURLCallback& callback) {
+  // TODO(tommycli): Eventually just pass the Pepper flags straight to the
+  // FileSystemDispatcher so it can handle doing the security check.
+  int platform_file_flags = 0;
+  if (!ppapi::PepperFileOpenFlagsToPlatformFileFlags(
+          pp_open_flags, &platform_file_flags)) {
+    DidFailOpenFileSystemURL(callback, base::PLATFORM_FILE_ERROR_FAILED);
+    return;
+  }
+
   FileSystemDispatcher* file_system_dispatcher =
       ChildThread::current()->file_system_dispatcher();
   file_system_dispatcher->OpenFile(
-      path, flags,
+      path, platform_file_flags,
       base::Bind(&DidOpenFileSystemURL, callback),
       base::Bind(&DidFailOpenFileSystemURL, callback));
 }