scan-build: only display analyzer intra-file progress when in "Verbose" mode.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@128015 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/scan-build/ccc-analyzer b/tools/scan-build/ccc-analyzer
index 9fb0fde..5697b21 100755
--- a/tools/scan-build/ccc-analyzer
+++ b/tools/scan-build/ccc-analyzer
@@ -183,7 +183,9 @@
     elsif (defined $HtmlDir) {
       push @Args, '-o', $HtmlDir;
     }
-    push @Args, "-Xclang", "-analyzer-display-progress";
+    if ($Verbose) {
+      push @Args, "-Xclang", "-analyzer-display-progress";
+    }
 
     foreach my $arg (@$AnalyzeArgs) {
       push @Args, "-Xclang", $arg;