Greenify NaCl build

R=titzer@chromium.org

Review URL: https://codereview.chromium.org/438523003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22742 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/cctest/compiler/test-graph-reducer.cc

@@ -490,7 +490,7 @@ TEST(Sorter1) {
     Node* n1 = graph.NewNode(&OPA0);
     Node* n2 = graph.NewNode(&OPA1, n1);
     Node* n3 = graph.NewNode(&OPA1, n1);
-    Node* end;
+    Node* end = NULL;  // Initialize to please the compiler.
 
     if (i == 0) end = graph.NewNode(&OPA2, n2, n3);
     if (i == 1) end = graph.NewNode(&OPA2, n3, n2);