Bug 1633820 - Part 4: Remove OriginAttributes from TabContext, r=kmag

This information is now redundant with 'BrowsingContext', meaning that it can be
omitted from the 'TabContext'.

Differential Revision: https://phabricator.services.mozilla.com/D72934

docshell/base/CanonicalBrowsingContext.cpp

@@ -403,18 +403,10 @@ void CanonicalBrowsingContext::PendingRemotenessChange::Complete(
                                         callback, callback);
   }
 
-  // FIXME: We should get the correct principal for the to-be-created window so
-  // we can avoid creating unnecessary extra windows in the new process.
-  OriginAttributes attrs = embedderBrowser->OriginAttributesRef();
-  RefPtr<nsIPrincipal> principal = embedderBrowser->GetContentPrincipal();
-  if (principal) {
-    attrs.SetFirstPartyDomain(
-        true, principal->OriginAttributesRef().mFirstPartyDomain);
-  }
-
   nsCOMPtr<nsIPrincipal> initialPrincipal =
-      NullPrincipal::CreateWithInheritedAttributes(attrs,
-                                                   /* isFirstParty */ false);
+      NullPrincipal::CreateWithInheritedAttributes(
+          target->OriginAttributesRef(),
+          /* isFirstParty */ false);
   WindowGlobalInit windowInit =
       WindowGlobalActor::AboutBlankInitializer(target, initialPrincipal);
 

dom/base/nsFrameLoader.cpp

@@ -1156,6 +1156,9 @@ nsresult nsFrameLoader::SwapWithOtherRemoteLoader(
     return NS_ERROR_NOT_IMPLEMENTED;
   }
 
+  RefPtr<BrowsingContext> ourBc = browserParent->GetBrowsingContext();
+  RefPtr<BrowsingContext> otherBc = otherBrowserParent->GetBrowsingContext();
+
   // When we swap docShells, maybe we have to deal with a new page created just
   // for this operation. In this case, the browser code should already have set
   // the correct userContextId attribute value in the owning element, but our
@@ -1164,12 +1167,11 @@ nsresult nsFrameLoader::SwapWithOtherRemoteLoader(
   // This is the reason why now we must retrieve the correct value from the
   // usercontextid attribute before comparing our originAttributes with the
   // other one.
-  OriginAttributes ourOriginAttributes = browserParent->OriginAttributesRef();
+  OriginAttributes ourOriginAttributes = ourBc->OriginAttributesRef();
   rv = PopulateOriginContextIdsFromAttributes(ourOriginAttributes);
   NS_ENSURE_SUCCESS(rv, rv);
 
-  OriginAttributes otherOriginAttributes =
-      otherBrowserParent->OriginAttributesRef();
+  OriginAttributes otherOriginAttributes = otherBc->OriginAttributesRef();
   rv = aOther->PopulateOriginContextIdsFromAttributes(otherOriginAttributes);
   NS_ENSURE_SUCCESS(rv, rv);
 
@@ -3275,7 +3277,6 @@ nsresult nsFrameLoader::GetNewTabContext(MutableTabContext* aTabContext,
   NS_ENSURE_STATE(parentContext);
 
   MOZ_ASSERT(mPendingBrowsingContext->EverAttached());
-  OriginAttributes attrs = mPendingBrowsingContext->OriginAttributesRef();
 
   UIStateChangeType showFocusRings = UIStateChangeType_NoChange;
   uint64_t chromeOuterWindowID = 0;
@@ -3296,9 +3297,8 @@ nsresult nsFrameLoader::GetNewTabContext(MutableTabContext* aTabContext,
 
   uint32_t maxTouchPoints = BrowserParent::GetMaxTouchPoints(mOwnerContent);
 
-  bool tabContextUpdated =
-      aTabContext->SetTabContext(chromeOuterWindowID, showFocusRings, attrs,
-                                 presentationURLStr, maxTouchPoints);
+  bool tabContextUpdated = aTabContext->SetTabContext(
+      chromeOuterWindowID, showFocusRings, presentationURLStr, maxTouchPoints);
   NS_ENSURE_STATE(tabContextUpdated);
 
   return NS_OK;

dom/ipc/BrowserBridgeParent.cpp

@@ -37,20 +37,9 @@ nsresult BrowserBridgeParent::InitWithProcess(
   RefPtr<CanonicalBrowsingContext> browsingContext =
       aWindowInit.browsingContext().get_canonical();
 
-  // We can inherit most TabContext fields for the new BrowserParent actor from
-  // our Manager BrowserParent. We also need to sync the first party domain if
-  // the content principal exists.
   MutableTabContext tabContext;
-  OriginAttributes attrs;
-  attrs = Manager()->OriginAttributesRef();
-  RefPtr<nsIPrincipal> principal = Manager()->GetContentPrincipal();
-  if (principal) {
-    attrs.SetFirstPartyDomain(
-        true, principal->OriginAttributesRef().mFirstPartyDomain);
-  }
-
   tabContext.SetTabContext(Manager()->ChromeOuterWindowID(),
-                           Manager()->ShowFocusRings(), attrs, aPresentationURL,
+                           Manager()->ShowFocusRings(), aPresentationURL,
                            Manager()->GetMaxTouchPoints());
 
   // Ensure that our content process is subscribed to our newly created

dom/ipc/BrowserChild.cpp

@@ -489,8 +489,8 @@ nsresult BrowserChild::Init(mozIDOMWindowProxy* aParent,
                                   LayoutDeviceIntRect(0, 0, 0, 0),
                                   nullptr);  // HandleWidgetEvent
 
-  mWebBrowser = nsWebBrowser::Create(this, mPuppetWidget, OriginAttributesRef(),
-                                     mBrowsingContext, aInitialWindowChild);
+  mWebBrowser = nsWebBrowser::Create(this, mPuppetWidget, mBrowsingContext,
+                                     aInitialWindowChild);
   nsIWebBrowser* webBrowser = mWebBrowser;
 
   mWebNav = do_QueryInterface(webBrowser);
@@ -526,8 +526,6 @@ nsresult BrowserChild::Init(mozIDOMWindowProxy* aParent,
 #ifdef DEBUG
   nsCOMPtr<nsILoadContext> loadContext = do_GetInterface(WebNavigation());
   MOZ_ASSERT(loadContext);
-  MOZ_ASSERT(loadContext->UsePrivateBrowsing() ==
-             (OriginAttributesRef().mPrivateBrowsingId > 0));
   MOZ_ASSERT(loadContext->UseRemoteTabs() ==
              !!(mChromeFlags & nsIWebBrowserChrome::CHROME_REMOTE_WINDOW));
   MOZ_ASSERT(loadContext->UseRemoteSubframes() ==

dom/ipc/ContentChild.cpp

@@ -983,13 +983,11 @@ nsresult ContentChild::ProvideWindowCommon(
   if (aTabOpener) {
     newTabContext.SetTabContext(
         aTabOpener->ChromeOuterWindowID(), aTabOpener->ShowFocusRings(),
-        browsingContext->OriginAttributesRef(), aTabOpener->PresentationURL(),
-        aTabOpener->MaxTouchPoints());
+        aTabOpener->PresentationURL(), aTabOpener->MaxTouchPoints());
   } else {
     newTabContext.SetTabContext(
         /* chromeOuterWindowID */ 0,
         /* showFocusRings */ UIStateChangeType_NoChange,
-        browsingContext->OriginAttributesRef(),
         /* presentationURL */ EmptyString(),
         /* maxTouchPoints */ 0);
   }

dom/ipc/ContentParent.cpp

@@ -1283,7 +1283,7 @@ already_AddRefed<RemoteBrowser> ContentParent::CreateBrowser(
   cpm->RegisterRemoteFrame(browserParent);
 
   nsCOMPtr<nsIPrincipal> initialPrincipal =
-      NullPrincipal::Create(aContext.OriginAttributesRef());
+      NullPrincipal::Create(aBrowsingContext->OriginAttributesRef());
   WindowGlobalInit windowInit = WindowGlobalActor::AboutBlankInitializer(
       aBrowsingContext, initialPrincipal);
 

dom/ipc/PTabContext.ipdlh

@@ -25,9 +25,6 @@ struct PopupIPCTabContext
 // An IPCTabContext which corresponds to an app, browser, or normal frame.
 struct FrameIPCTabContext
 {
-  // The originAttributes dictionary.
-  OriginAttributes originAttributes;
-
   uint64_t chromeOuterWindowID;
 
   // The requested presentation URL.

dom/ipc/TabContext.cpp

@@ -41,33 +41,17 @@ bool TabContext::SetTabContext(const TabContext& aContext) {
   return true;
 }
 
-void TabContext::SetPrivateBrowsingAttributes(bool aIsPrivateBrowsing) {
-  mOriginAttributes.SyncAttributesWithPrivateBrowsing(aIsPrivateBrowsing);
-}
-
-void TabContext::SetFirstPartyDomainAttributes(
-    const nsAString& aFirstPartyDomain) {
-  mOriginAttributes.SetFirstPartyDomain(true, aFirstPartyDomain);
-}
-
 bool TabContext::UpdateTabContextAfterSwap(const TabContext& aContext) {
   // This is only used after already initialized.
   MOZ_ASSERT(mInitialized);
 
   // The only permissable changes are to mChromeOuterWindowID.  All other fields
   // must match for the change to be accepted.
-  if (aContext.mOriginAttributes != mOriginAttributes) {
-    return false;
-  }
 
   mChromeOuterWindowID = aContext.mChromeOuterWindowID;
   return true;
 }
 
-const OriginAttributes& TabContext::OriginAttributesRef() const {
-  return mOriginAttributes;
-}
-
 const nsAString& TabContext::PresentationURL() const {
   return mPresentationURL;
 }
@@ -76,14 +60,12 @@ UIStateChangeType TabContext::ShowFocusRings() const { return mShowFocusRings; }
 
 bool TabContext::SetTabContext(uint64_t aChromeOuterWindowID,
                                UIStateChangeType aShowFocusRings,
-                               const OriginAttributes& aOriginAttributes,
                                const nsAString& aPresentationURL,
                                uint32_t aMaxTouchPoints) {
   NS_ENSURE_FALSE(mInitialized, false);
 
   mInitialized = true;
   mChromeOuterWindowID = aChromeOuterWindowID;
-  mOriginAttributes = aOriginAttributes;
   mPresentationURL = aPresentationURL;
   mShowFocusRings = aShowFocusRings;
   mMaxTouchPoints = aMaxTouchPoints;
@@ -103,16 +85,15 @@ IPCTabContext TabContext::AsIPCTabContext() const {
     return IPCTabContext(JSPluginFrameIPCTabContext(mJSPluginID));
   }
 
-  return IPCTabContext(
-      FrameIPCTabContext(mOriginAttributes, mChromeOuterWindowID,
-                         mPresentationURL, mShowFocusRings, mMaxTouchPoints));
+  return IPCTabContext(FrameIPCTabContext(mChromeOuterWindowID,
+                                          mPresentationURL, mShowFocusRings,
+                                          mMaxTouchPoints));
 }
 
 MaybeInvalidTabContext::MaybeInvalidTabContext(const IPCTabContext& aParams)
     : mInvalidReason(nullptr) {
   uint64_t chromeOuterWindowID = 0;
   int32_t jsPluginId = -1;
-  OriginAttributes originAttributes;
   nsAutoString presentationURL;
   UIStateChangeType showFocusRings = UIStateChangeType_NoChange;
   uint32_t maxTouchPoints = 0;
@@ -133,7 +114,6 @@ MaybeInvalidTabContext::MaybeInvalidTabContext(const IPCTabContext& aParams)
         return;
       }
 
-      originAttributes = context->mOriginAttributes;
       chromeOuterWindowID = ipcContext.chromeOuterWindowID();
       break;
     }
@@ -150,7 +130,6 @@ MaybeInvalidTabContext::MaybeInvalidTabContext(const IPCTabContext& aParams)
       chromeOuterWindowID = ipcContext.chromeOuterWindowID();
       presentationURL = ipcContext.presentationURL();
       showFocusRings = ipcContext.showFocusRings();
-      originAttributes = ipcContext.originAttributes();
       maxTouchPoints = ipcContext.maxTouchPoints();
       break;
     }
@@ -176,8 +155,7 @@ MaybeInvalidTabContext::MaybeInvalidTabContext(const IPCTabContext& aParams)
     rv = mTabContext.SetTabContextForJSPluginFrame(jsPluginId);
   } else {
     rv = mTabContext.SetTabContext(chromeOuterWindowID, showFocusRings,
-                                   originAttributes, presentationURL,
-                                   maxTouchPoints);
+                                   presentationURL, maxTouchPoints);
   }
   if (!rv) {
     mInvalidReason = "Couldn't initialize TabContext.";

dom/ipc/TabContext.h

@@ -44,13 +44,6 @@ class TabContext {
 
   uint64_t ChromeOuterWindowID() const;
 
-  /**
-   * OriginAttributesRef() returns the OriginAttributes of this frame to
-   * the caller. This is used to store any attribute associated with the frame's
-   * docshell.
-   */
-  const OriginAttributes& OriginAttributesRef() const;
-
   /**
    * Returns the presentation URL associated with the tab if this tab is
    * created for presented content
@@ -78,19 +71,8 @@ class TabContext {
    */
   bool SetTabContext(const TabContext& aContext);
 
-  /**
-   * Set the tab context's origin attributes to a private browsing value.
-   */
-  void SetPrivateBrowsingAttributes(bool aIsPrivateBrowsing);
-
-  /**
-   * Set the first party domain of the tab context's origin attributes.
-   */
-  void SetFirstPartyDomainAttributes(const nsAString& aFirstPartyDomain);
-
   bool SetTabContext(uint64_t aChromeOuterWindowID,
                      UIStateChangeType aShowFocusRings,
-                     const OriginAttributes& aOriginAttributes,
                      const nsAString& aPresentationURL,
                      uint32_t aMaxTouchPoints);
 
@@ -132,11 +114,6 @@ class TabContext {
 
   int32_t mJSPluginID;
 
-  /**
-   * OriginAttributes of the top level tab docShell
-   */
-  OriginAttributes mOriginAttributes;
-
   /**
    * The requested presentation URL.
    */
@@ -166,21 +143,15 @@ class MutableTabContext : public TabContext {
 
   bool SetTabContext(uint64_t aChromeOuterWindowID,
                      UIStateChangeType aShowFocusRings,
-                     const OriginAttributes& aOriginAttributes,
                      const nsAString& aPresentationURL,
                      uint32_t aMaxTouchPoints) {
     return TabContext::SetTabContext(aChromeOuterWindowID, aShowFocusRings,
-                                     aOriginAttributes, aPresentationURL,
-                                     aMaxTouchPoints);
+                                     aPresentationURL, aMaxTouchPoints);
   }
 
   bool SetTabContextForJSPluginFrame(uint32_t aJSPluginID) {
     return TabContext::SetTabContextForJSPluginFrame(aJSPluginID);
   }
-
-  void SetFirstPartyDomainAttributes(const nsAString& aFirstPartyDomain) {
-    TabContext::SetFirstPartyDomainAttributes(aFirstPartyDomain);
-  }
 };
 
 /**

toolkit/components/browser/nsWebBrowser.cpp

@@ -97,7 +97,6 @@ nsIWidget* nsWebBrowser::EnsureWidget() {
 /* static */
 already_AddRefed<nsWebBrowser> nsWebBrowser::Create(
     nsIWebBrowserChrome* aContainerWindow, nsIWidget* aParentWidget,
-    const OriginAttributes& aOriginAttributes,
     dom::BrowsingContext* aBrowsingContext,
     dom::WindowGlobalChild* aInitialWindowChild,
     bool aDisableHistory /* = false */) {
@@ -124,7 +123,6 @@ already_AddRefed<nsWebBrowser> nsWebBrowser::Create(
   if (NS_WARN_IF(!docShell)) {
     return nullptr;
   }
-  MOZ_ASSERT(aBrowsingContext->OriginAttributesRef() == aOriginAttributes);
   browser->SetDocShell(docShell);
 
   // get the system default window background colour

toolkit/components/browser/nsWebBrowser.h

@@ -108,7 +108,6 @@ class nsWebBrowser final : public nsIWebBrowser,
 
   static already_AddRefed<nsWebBrowser> Create(
       nsIWebBrowserChrome* aContainerWindow, nsIWidget* aParentWidget,
-      const mozilla::OriginAttributes& aOriginAttributes,
       mozilla::dom::BrowsingContext* aBrowsingContext,
       mozilla::dom::WindowGlobalChild* aInitialWindowChild,
       bool aDisableHistory = false);

xpfe/appshell/nsAppShellService.cpp

@@ -457,8 +457,8 @@ nsAppShellService::CreateWindowlessBrowser(bool aIsChrome,
    * an associated doc shell, which is what we're interested in.
    */
   nsCOMPtr<nsIWebBrowser> browser = nsWebBrowser::Create(
-      stub, widget, OriginAttributes(), browsingContext,
-      nullptr /* initialWindowChild */, true /* disable history */);
+      stub, widget, browsingContext, nullptr /* initialWindowChild */,
+      true /* disable history */);
 
   if (NS_WARN_IF(!browser)) {
     NS_ERROR("Couldn't create instance of nsWebBrowser!");