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Auto merge of #10640 - frewsxcv:apache-flag, r=KiChjang

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Cleanup code regarding mimesniff 'apache bug'.

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This commit is contained in:
bors-servo 2016-04-19 00:16:12 +05:30
commit 6edcad206d
2 changed files with 16 additions and 16 deletions
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18
components/net/resource_thread.rs
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@ -83,11 +83,8 @@ pub fn start_sending_sniffed_opt(start_chan: LoadConsumer, mut metadata: Metadat
let mut check_for_apache_bug = ApacheBugFlag::OFF;
if let Some(ref headers) = metadata.headers {
if let Some(ref raw_content_type) = headers.get_raw("content-type") {
if raw_content_type.len() > 0 {
let last_raw_content_type = &raw_content_type[raw_content_type.len() - 1];
check_for_apache_bug = apache_bug_predicate(last_raw_content_type)
}
if let Some(ref content_type) = headers.get_raw("content-type").and_then(|c| c.last()) {
check_for_apache_bug = ApacheBugFlag::from_content_type(content_type)
}
if let Some(ref raw_content_type_options) = headers.get_raw("X-content-type-options") {
if raw_content_type_options.iter().any(|ref opt| *opt == b"nosniff") {
@ -113,17 +110,6 @@ pub fn start_sending_sniffed_opt(start_chan: LoadConsumer, mut metadata: Metadat
start_sending_opt(start_chan, metadata)
}
fn apache_bug_predicate(last_raw_content_type: &[u8]) -> ApacheBugFlag {
if last_raw_content_type == b"text/plain"
|| last_raw_content_type == b"text/plain; charset=ISO-8859-1"
|| last_raw_content_type == b"text/plain; charset=iso-8859-1"
|| last_raw_content_type == b"text/plain; charset=UTF-8" {
ApacheBugFlag::ON
} else {
ApacheBugFlag::OFF
}
}
/// For use by loaders in responding to a Load message.
fn start_sending_opt(start_chan: LoadConsumer, metadata: Metadata) -> Result<ProgressSender, ()> {
match start_chan {