Use gv's --spartan option, which trades away an extra row of UI buttons
for more space for displaying the graph.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49730 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/GraphWriter.cpp b/lib/Support/GraphWriter.cpp
index b41e597..aad1818 100644
--- a/lib/Support/GraphWriter.cpp
+++ b/lib/Support/GraphWriter.cpp
@@ -57,6 +57,7 @@
     sys::Path gv(LLVM_PATH_GV);
     args.clear();
     args.push_back(gv.c_str());
+    args.push_back("--spartan");
     args.push_back(PSFilename.c_str());
     args.push_back(0);