linux: uncontroversial cleanups found by clang

Part of a larger patch to use clang to warning-check our code.

Review URL: http://codereview.chromium.org/561008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@37781 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 1 insertions, 1 deletions

diff --git a/ipc/ipc_message.h b/ipc/ipc_message.h
index a9ad9a4..83e1e08 100644
--- a/ipc/ipc_message.h
+++ b/ipc/ipc_message.h
@@ -19,7 +19,7 @@
 #endif
 
 namespace base {
-class FileDescriptor;
+struct FileDescriptor;
 }
 
 class FileDescriptorSet;