Creating a pexe content handler to translate and run pexes.

mojo/data_pipe_utils/data_pipe_file_utils.cc

Index: mojo/data_pipe_utils/data_pipe_file_utils.cc
diff --git a/mojo/data_pipe_utils/data_pipe_file_utils.cc b/mojo/data_pipe_utils/data_pipe_file_utils.cc
index 08b24a3bf9b1ba9a241171eb4f8ca1019545b3d4..3a4170db4a3e2a8d0b252208cb139be84059ba41 100644
--- a/mojo/data_pipe_utils/data_pipe_file_utils.cc
+++ b/mojo/data_pipe_utils/data_pipe_file_utils.cc
@@ -335,6 +335,22 @@ base::ScopedFILE BlockingCopyToTempFile(ScopedDataPipeConsumerHandle source) {
   return fp;
 }
 
+base::FilePath BlockingCopyToNewTempFile(ScopedDataPipeConsumerHandle source) {
+  base::FilePath path;
+  base::ScopedFILE fp(CreateAndOpenTemporaryFile(&path));
+  if (!fp) {
+    LOG(ERROR) << "CreateAndOpenTemporaryFile failed in"
+               << "BlockingCopyToTempFile";
+    return base::FilePath("");
+  }
+  if (!BlockingCopyHelper(source.Pass(),
+                          base::Bind(&CopyToFileHelper, fp.get()))) {
+    LOG(ERROR) << "Could not copy source to temporary file";
+    return base::FilePath("");
+  }
+  return path;
+}
+
 void CopyToFile(ScopedDataPipeConsumerHandle source,
                 const base::FilePath& destination,
                 base::TaskRunner* task_runner,