This patch fixes following compilation introduced by r202702 on VS2012

d:\src\w\crbk\src\chrome\nacl\nacl_listener.cc(149) : error C2220: warning treated as error - no 'object' file generated
d:\src\w\crbk\src\chrome\nacl\nacl_listener.cc(149) : warning C4703: potentially uninitialized local pointer variable 'ipc_fd' used

NOTRY=true
TBR=ncbray@chromium.org
BUG=n/a

Review URL: https://codereview.chromium.org/16107003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@202745 0039d316-1c4b-4281-b951-d872f2087c98

chrome/nacl/nacl_listener.cc

@@ -138,7 +138,7 @@ class BrowserValidationDBProxy : public NaClValidationDB {
     if (file_token->lo == 0 && file_token->hi == 0) {
       return false;
     }
-    IPC::PlatformFileForTransit ipc_fd;
+    IPC::PlatformFileForTransit ipc_fd = IPC::InvalidPlatformFileForTransit();
     base::FilePath ipc_path;
     if (!listener_->Send(new NaClProcessMsg_ResolveFileToken(file_token->lo,
                                                              file_token->hi,