Bug 1147178 - remove InternalResponse::mTerminationReason r=dom-worke…

…rs-and-storage-reviewers,sg

The termination reason doesn't exist in the Fetch spec anymore. The member
variable isn't ever used either.

Differential Revision: https://phabricator.services.mozilla.com/D66539

--HG--
extra : moz-landing-system : lando

dom/fetch/InternalResponse.cpp

@@ -311,7 +311,6 @@ already_AddRefed<InternalResponse> InternalResponse::OpaqueResponse() {
              "Can't OpaqueResponse a already wrapped response");
   RefPtr<InternalResponse> response = new InternalResponse(0, EmptyCString());
   response->mType = ResponseType::Opaque;
-  response->mTerminationReason = mTerminationReason;
   response->mChannelInfo = mChannelInfo;
   if (mPrincipalInfo) {
     response->mPrincipalInfo =
@@ -335,7 +334,6 @@ already_AddRefed<InternalResponse> InternalResponse::OpaqueRedirectResponse() {
 already_AddRefed<InternalResponse> InternalResponse::CreateIncompleteCopy() {
   RefPtr<InternalResponse> copy = new InternalResponse(mStatus, mStatusText);
   copy->mType = mType;
-  copy->mTerminationReason = mTerminationReason;
   copy->mURLList = mURLList;
   copy->mChannelInfo = mChannelInfo;
   if (mPrincipalInfo) {

dom/fetch/InternalResponse.h

@@ -331,7 +331,6 @@ class InternalResponse final {
   already_AddRefed<InternalResponse> CreateIncompleteCopy();
 
   ResponseType mType;
-  nsCString mTerminationReason;
   // A response has an associated url list (a list of zero or more fetch URLs).
   // Unless stated otherwise, it is the empty list. The current url is the last
   // element in mURLlist