import changes from `dev' branch of rmottola/Arctic-Fox:

- Bug 1168263 - Exclude perspective transforms from the transform used to convert from screen coordinates to an APZC's coordinate space. r=kats (dab02eb359)
- Bug 1225950 - Remove unnecessary parameter from SetNeedsComposite. r=mchang (0fb6099bd5)
- Bug 1225950 - Make mNeedsComposite a counter rather than a boolean. r=mchang (4d46dba314)
- Bug 1225950 - Force a composite if we have requested one but haven't gotten a vsync in a while. r=mchang (06f0d4553e)
- Bug 1221697 - Add a telemetry probe for time-to-composite. r=kats (c333e2ea87)
- Bug 1213120 - Ensure we don't try to use an uninitialized map. r=BenWa (99069b78fe)
- Bug 1228133 - Guard against a race condition that could result in an illegal pointer access. r=BenWa (65e1393908)
- update, mostly shadow warnings (5ca9c8ec0c)
- Bug 1119106 - Increase the radio button rendering bottom margin on 10.10 so that the button hits its frame more accurately. r=smichaud (2b55533095)
- Bug 1221451: Don't pass nil when an argument is required. r=spohl (7adfcf2543)
- Bug 1153579 - Fix -Wpointer-bool-conversion warning by removing null check of an array address. r=mstange (8c7ad82e8f)
- Bug 1204620 - Don't prepend 'image.' to CUIDraw image names on 10.11. r=stefanh (9a4794ecd4)
- Bug 1181289 - Specify size: small when drawing small scrollbars with CoreUI. r=smichaud (e75bff6036)
- Bug 1138359 - Make the margins of native-themed Cocoa buttons aware of writing mode. r=smontagu (49afef0f00)
- Bug 1220358 - Fix -Wunreachable-code warnings in widget/cocoa. r=spohl (720c720afc)
- fixup widget/ios from EventMessage change (no bug, NPOTB) (ab33d61f95)
- Bug 1217818 - Add support for the mHandledByAPZ flag on touch events as well. r=botond (d4658c671a)
- Bug 1209772 - 'mozregression was installed. please re-run your command.' when running ./mach mozregression. r=ahal (5febef290b)
- Bug 1204787 - Add |mach power|. r=glandium. (5a0d84f480)
- Bug 1214924 - Add "WindowServer" and "kernel" processes to |mach power|'s output. r=BenWa. (89c3a515f7)
- Bug 1197694 - fflush() rapl output so it always appears immediately.  r=erahm. (052568f395)
- Bug 1194560 (follow-up) - Only build rapl on Linux if the arch is x86 or x86-64. r=glandium. (0101937ffa)
- Bug 1198137 - Add some summary stats to tool/power/rapl's output. r=erahm. (53052f366b)
- Bug 1198137 (follow-up) - Add a missing #include to unbreak Mac OS builds on a CLOSED TREE. r=me (27862d34ff)
- Bug 1203834 - Fix's rapl's handling of unsupported power domains. r=glandium. (facb022467)
- Bug 1203811 - Clarify two error messages in tools/power/rapl. r=heycam. (07a6bb847e)
- Bug 1201811 (part 1) - Don't use integer arithmetic when summing totals in rapl. r=erahm. (57a1de1376)
- Bug 1201811 (part 2) - Don't print distribution stats if there was only 1 sample. r=erahm. (e5c085a4df)
- Bug 1222887 - Suppress -Wunreachable-code warning in tools/power. r=njn (4fbbbe81e1)
- Bug 1222352 - Resource Timing - nextHopProtocol does not work in e10s r=nwgh (57029cf33d)
- Bug 1211636 - use ToInteger64 in PopulateFromSuffix. r=bholley (d67e5fe9d1)
- Bug 961049 - Part 2: Remove Utilities.h; r=baku (3c09679a40)
- Bug 961049 - Part 3: Move PersistenceType serializer from indexedDB to quota module; r=baku (021478905a)
- Bug 1186809 (part 1) - Replace nsBaseHashtable::EnumerateRead() calls in dom/quota/ with iterators. r=janv. (8933726851)
- Bug 1186809 (part 2) - Replace nsBaseHashtable::EnumerateRead() calls in dom/quota/ with iterators. r=janv. (cb7c6f27dc)
- Bug 1186809 (part 3) - Replace nsBaseHashtable::EnumerateRead() calls in dom/quota/ with iterators. r=janv. (1ded98347c)
- Bug 1187151 (part 1) - Replace nsBaseHashtable::Enumerate() calls in dom/base/ with iterators. r=khuey. (a409e8590e)
- Bug 1187151 (part 2) - Replace nsBaseHashtable::Enumerate() calls in dom/base/ with iterators. r=janv. (bd4fe93dfc)
- Bug 1187151 (part 3) - Replace nsBaseHashtable::Enumerate() calls in dom/ with iterators. r=khuey. (de0f2dda26)
- Bug 1187151 (part 4) - Replace nsBaseHashtable::Enumerate() calls in dom/ with iterators. r=khuey. (e72d744118)
- Bug 1187151 (part 5) - Replace nsBaseHashtable::Enumerate() calls in dom/ with iterators. r=khuey. (18eddd5225)
- Bug 1187151 (part 6) - Replace nsBaseHashtable::Enumerate() calls in dom/ with iterators. r=khuey. (36fb6272e1)
- Bug 1187151 (part 7) - Replace nsBaseHashtable::Enumerate() calls in dom/ with iterators. r=khuey. (594438d35f)
- Bug 1187151 (part 8) - Replace nsBaseHashtable::Enumerate() calls in dom/ with iterators. r=khuey. (d8de2742d8)
- Bug 1187151 (part 9) - Replace nsBaseHashtable::Enumerate() calls in dom/ with iterators. r=khuey. (d2b4a29111)
- missing namespace (0b0453cc40)
- Bug 1187701 - add_task function for mochitest chrome and plain; r=jmaher (1c31a40c7c)
- Bug 1223831 - SpecialPowers API to create files in an e10s-compatible way. r=jmaher,baku (a04646cb50)
- Bug 961049 - Part 4: QuotaManager on PBackground core changes; r=baku (b4c525ba99)
- Bug 1074976 - Move function makeNicePluginName() into BroswerUtils.jsm module. r=felipe (96e4b37785)
- Bug 1069075 - Fix race condition in flushing pluginData cache in PluginContent.jsm. r=gfritzsche. (5caab1ccbd)
- Bug 961049 - Part 5: QuotaManager on PBackground asmjscache changes; r=luke (6aeb51c375)
- Bug 961049 - Part 6: Quota Manager on PBackground cache changes; r=bkelly (f5f16df32b)
- Bug 961049 - Part 7: QuotaManager on PBackground indexedDB changes; r=baku (da95b10cb1)
- Bug 961049 - Part 8: Move getFileReferences() from PContent under new protocol PBackgroundIndexedDBUtils; r=baku (b7d9509e6b)
- Bug 961049 - Part 9: Fix asynchronous deletion of files to work on PBackground; r=baku (8b49dbbf75)
- Bug 961049 - Part 10: Fix a test which depended on main thread busyness; r=baku (ca67348402)
- Bug 961049 - Part 11: Fix a test that triggers quota manager creation during shutdown; r=baku (48493a7929)
- fix plugin telemetry (5c78cfda5d)
- Bug 1194052 - LoadInfo redirectchain tests (r=mayhemer) (3b664fe37e)
- Bug 1178526 - Create docshell with packageId from TabContext. r=sicking. (c89edfc7ab)
- Bug 1217694 - Signed package should come from the moz-package-origin specified in its manifest. r=valentin (705aeae07a)
- Bug 1225422 - Update the PrivilegedPackageRoot certificate. r=keeler (2a90eed63c)
- Bug 1204301 - HttpChannelParent needs to be able to GetInterface to an nsIPrompt. r=billm. (4937a2fbbe)

docshell/base/nsDocShell.cpp

@@ -13827,6 +13827,13 @@ nsDocShell::SetIsBrowserInsideApp(uint32_t aContainingAppId)
   return NS_OK;
 }
 
+NS_IMETHODIMP
+nsDocShell::SetIsSignedPackage(const nsAString& aSignedPkg)
+{
+  mSignedPkg = aSignedPkg;
+  return NS_OK;
+}
+
 /* [infallible] */ NS_IMETHODIMP
 nsDocShell::GetIsBrowserElement(bool* aIsBrowser)
 {
@@ -13934,6 +13941,9 @@ nsDocShell::GetOriginAttributes()
     attrs.mInBrowser = true;
   }
 
+  // Bug 1209162 will address the inheritance of each attributes.
+  attrs.mSignedPkg = mSignedPkg;
+
   return attrs;
 }