Save blame info to lint messages

Test Plan:
Applied the patch.
Looked at blame and plain blame of SVN and Git file.
Ran the lint saver.
Looked at lint messages list.
/diffusion/lint/

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5218

src/applications/diffusion/query/filecontent/DiffusionGitFileContentQuery.php

@@ -2,7 +2,7 @@
 
 final class DiffusionGitFileContentQuery extends DiffusionFileContentQuery {
 
-  protected function executeQuery() {
+  public function getFileContentFuture() {
     $drequest = $this->getRequest();
 
     $repository = $drequest->getRepository();
@@ -10,16 +10,20 @@ final class DiffusionGitFileContentQuery extends DiffusionFileContentQuery {
     $commit = $drequest->getCommit();
 
     if ($this->getNeedsBlame()) {
-      list($corpus) = $repository->execxLocalCommand(
+      return $repository->getLocalCommandFuture(
         '--no-pager blame -c -l --date=short %s -- %s',
         $commit,
         $path);
     } else {
-      list($corpus) = $repository->execxLocalCommand(
+      return $repository->getLocalCommandFuture(
         'cat-file blob %s:%s',
         $commit,
         $path);
     }
+  }
+
+  protected function executeQueryFromFuture(Future $future) {
+    list($corpus) = $future->resolvex();
 
     $file_content = new DiffusionFileContent();
     $file_content->setCorpus($corpus);
@@ -27,7 +31,6 @@ final class DiffusionGitFileContentQuery extends DiffusionFileContentQuery {
     return $file_content;
   }
 
-
   protected function tokenizeLine($line) {
     $m = array();
     // sample lines: