Land patch by agl@chromium.org to hopefully fix build failure on

Ubuntu with GCC 4.4.

Review URL: http://codereview.chromium.org/174005


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2726 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/third_party/dtoa/dtoa.c

@@ -1535,7 +1535,7 @@ strtod
 	double aadj, aadj1, adj, rv, rv0;
 	Long L;
 	ULong y, z;
-	Bigint *bb, *bb1, *bd, *bd0, *bs, *delta;
+	Bigint *bb = NULL, *bb1, *bd = NULL, *bd0, *bs = NULL, *delta = NULL;
 #ifdef SET_INEXACT
 	int inexact, oldinexact;
 #endif