update_engine: Run clang-format on payload_generator/

BUG=none
TEST=unittest

Change-Id: I00cafb1fc709d8f02119cb0058cfcb0b573ef25d
Reviewed-on: https://chromium-review.googlesource.com/1409927
Commit-Ready: Amin Hassani <ahassani@chromium.org>
Tested-by: Amin Hassani <ahassani@chromium.org>
Reviewed-by: Sen Jiang <senj@chromium.org>
diff --git a/payload_generator/graph_utils.h b/payload_generator/graph_utils.h
index b32e666..7024215 100644
--- a/payload_generator/graph_utils.h
+++ b/payload_generator/graph_utils.h
@@ -35,9 +35,7 @@
 
 // These add a read-before dependency from graph[src] -> graph[dst]. If the dep
 // already exists, the block/s is/are added to the existing edge.
-void AddReadBeforeDep(Vertex* src,
-                      Vertex::Index dst,
-                      uint64_t block);
+void AddReadBeforeDep(Vertex* src, Vertex::Index dst, uint64_t block);
 void AddReadBeforeDepExtents(Vertex* src,
                              Vertex::Index dst,
                              const std::vector<Extent>& extents);