[analyzer] scan-build: allow quotes around "-cc1" when looking at -### output.

Third time's the charm. Patch by Brennan Shacklett!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@204362 91177308-0d34-0410-b5e6-96231b3b80d8

tools/scan-build/ccc-analyzer

@@ -150,7 +150,7 @@ sub GetCCArgs {
   close(TO_PARENT);
   my $line;
   while (<FROM_CHILD>) {
-    next if (!/\s-cc1\s/);
+    next if (!/\s"?-cc1"?\s/);
     $line = $_;
   }