Change default for install 32bit libs on 64bit Linux systems to NO.

Review URL: http://codereview.chromium.org/8004007

git-svn-id: http://src.chromium.org/svn/trunk/src/build@102582 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

install-build-deps.sh

@@ -340,8 +340,8 @@ if [ "$(uname -m)" = "x86_64" ]; then
     echo "/usr/lib/debug/usr/lib32. If you ever need to uninstall these files,"
     echo "look for packages named *-ia32.deb."
     echo "Do you want me to download all packages needed to build new 32bit"
-    echo -n "package files (Y/n) "
-    if yes_no 0; then
+    echo -n "package files (y/N) "
+    if yes_no 1; then
       do_inst_lib32=1
     fi
   fi