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

- Bug 1255818. Switch from JS_ClearPendingException to AutoJSAPI::ClearException for cases when we have an AutoJSAPI around. r=bholley (e1e0413493)
- Bug 1253591. HTMLAllCollection should be rooted at the document, not the root element, so it can find the root element. r=peterv (c5f2f253a9)
- Bug 1257270 - Use std::nullptr_t instead of nullptr_t in WMFUtils.h. r=cpearce (539e705876)
- Bug 1251881 - use UniquePtr instead of ScopedDeletePtr in mozglue/linker/; r=glandium (2fe329e32c)
- Bug 1254950 - Remove several media Makefile.ins; r=ted (2a274dd21d)
- Bug 1219068 - Compute size correctly when a character consists entirely of glue. r=karlt (80f2e23268)
- Bug 1246132 - Improve register allocation speed on large functions, r=sunfish. (6e023c252b)
- Bug 1150354: Make nsPluginDirServiceProvider build with MSVC 2015 CTP 6, r=jmathies (0113760730)
- Bug 1197311 - Remove PR_snprintf calls in dom/ r=froydnj (6268400ef0)
- Bug 1255099 - XHR CTOR doesn't need to use implicitJSContext, r=bz (72f08fbc36)
- Bug 1255597 - Part 1: Remove redundent trailing spaces. r=khuey (7f2240cb05)
- Bug 1255597 - Part 2: Follow spec to modify the content-type check conditions which determine parsing XHR body or not. r=khuey (ba6f7fc536)
- Bug 1255597 - Part 3: Synchronize content-type hint of HttpChannelChild to HttpChannelParent. r=jduell (bb97478b01)
- Bug 1255597 - Part 4: Remove 'expected fail' settings and expect test cases in responsexml-media-type.htm should be passed. r=khuey (772884b4fb)
- Bug 1201170 - During message diversion must be possible to suspend them. r=jduell (abb2361b7f)
- Bug 1201174 - For FTP - in case of divertToParent, it myst be possible to delay delivering of OnDataAv./OnStopR. r=jduell (9299ef81be)
- Bug 1247393 - use arrays of UniquePtr in ChannelEventQueue; r=mcmanus (7621205b53)
- Bug 1254730 - ChannelEventQueue must be thread-safe, r=michal (b8e01204e9)
- Bug 1254859 part 2. Switch the AutoEntryScript in nsXULTemplateBuilder::InitHTMLTemplateRoot to take ownership of error reporting. r=bholley (f183ec692c)
- Bug 1254859 part 1. Switch the AutoEntryScript in nsGlobalWindow::FireOnNewGlobalObject to take ownership of error reporting. r=bholley (b0cd891917)
- Bug 1254860. Switch the AutoEntryScript TestShellCommandParent::RunCallback to taking ownership of error reporting. r=bholley (0c9697e60f)
- Bug 1254857. Switch the AutoEntryScript in xpc::EvalInSandbox to take ownership of error reporting. r=bholley (93b6bfc87c)
- Bug 1254847 part 3. Make AutoEntryScript always take ownership of error reporting. r=bholley (3c2929462f)
- Bug 1256688 - Continue using getPropertyDescriptor for has in Sandbox창. r=peterv (be7e50b715)
- Bug 1254730 - patch 2 - Better comments and a better management of lifetime of ChannelEvents, r=michal (8348911e35)
- Bug 1163198 - Remove instances of #ifdef PR_LOGGING in dom/plugins. r=froydnj (ba13039dfa)
- Bug 1253216 - clean up the atomic ops ifdef nest. r=jorendorff (6ca747d3cf)
- Bug 1257055 - Use jit/arm64/Architecture-arm64.h on non-JIT aarch64. r=lth (4f3949cd19)
- Bug 1253379 - Cache timings not send to HttpChannelChild r=mayhemer (395172278f)
- align SetAllowStaleCacheContent to FF52, possible misspatch (9d29d27011)
- Bug 1197901, ensure sensor events dispatching follows the becoming spec change, r=bz (f12fe4497c)
- Bug 1252055 P1 Make equivalent ServiceWorker DOM objects strictly equal in js. r=ehsan (cfd6649aa2)
- Bug 1200884: Make postmessage-to-client.https.html pass. r=jdm (7903e29cd3)
- Bug 1188545 - Make skip-waiting-using-registration.html wpt test pass. a=testonly (653f688ffb)
- Bug 1230164 P1 Ensure all service worker WPT tests remove controlled frames before completion. r=ehsan (0ca838a64d)
- Bug 1230164 P2 Only activate service workers in the activating state. r=ehsan (1a33f147d5)
- Bug 1230164 P3 Disable service worker update wpt tests for now. r=ehsan (51fde469a1)
- Bug 1252055 P2 Update tests to verify ServiceWorker object equality.  r=ehsan (8520f66261)
- Bug 1214293, initialize show focus rings state properly in all child frames, r=smaug (6547290d14)
- Bug 735251 - don't show focusrings on HTML video / audio elements on non-Windows when focused by mouse, r=bz (769932daf3)
- Bug 932080 - Support default values in destructuring; r=jorendorff (97d0f50478)
- Bug 1251480 - Implement Rooted<UniquePtr<T>>, r=terrence (86750eefef)
- Bug 1251480 - Use Rooted<UniquePtr<StateData>> in place of StateData::CustomAutoRooter, r=bz (e1d40cbac2)
- Bug 1248153 - Do not convert fp to int by cast. r=waldo (c0a759bfd5)
- Bug 1254335 - Remove invalid assertion; r=jorendorff (9b9e3f050e)
- Bug 1251667 - Add a measure SLOW_SCRIPT_PAGE_COUNT, which measures the number of pages per session that have slow scripts. r=wmccloskey (6ce4d8e0ca)
- Bug 1245185: Remove dead event handling code from nsPIDOMWindow<T>. r=smaug (01f8e77997)
- Bug 1252268: If the slow script dialog aborts an interval timer callback, don't schedule it again. r=bz (62c0828435)
- Bug 1245554. Window's named properties object should not claim to have duplicates of a given property name if it has multiple iframes with that name. r=peterv (78d5c55972)
- Bug 1255709. Simplify the JSContext/GlobalObject handling in ServiceWorkerRegistrationMainThread::GetPushManager a bit. r=bkelly (d157739571)
- Bug 1255655 - Const-ify and shrink kEntities and kAttrEntities. r=baku. (06dc0615ed)
- Bug 1228950 - Disallow scheme sets on nsHostObjectURI. r=bz (667c190935)
- Bug 1225864 - New flag OutputDisallowLineBreaking to disallow line breaking. r=masayuki. (f0e4d46807)
- Bug 1032979 part 1. Refactor the outerHTML web platform test to make it easier to add an XML version. r=smaug (6643f0678b)
- Bug 1032979 part 2. Getting outerHTML on a node from an XML document should not use the self-closing form of empty container tags from the HTML namespace. r=smaug (e3905a9c02)
- Bug 1225882 - Force XSLT to load async if CORS is required. r=sicking (485703225d)
- Bug 1168115 - Null CSSStyleSheet::mOwningPtr in the nsStyleLinkElement Unlink method. r=heycam (a82d26b778)
- Bug 1252841: Convert HAL daemon socket to |UniquePtr<>|, r=brsun (069171166d)
- Bug 1245901 - Measure counts of browser CPOW usage which is now rejected, r=billm (bf772d7df3)
- Bug 1258555: Fix return type of js::GCPointerPolicy::needsSweep. r=terrence (1e81399b2e)
- Bug 1249107 - Fix assertion failure when reaching start node in JS::ubi::ShortestPaths; r=jimb (1dba7085c2)
- Bug 1242462 - Allow IonMonkey re-enter until we reached the frequent bailout threshold. r=jandem (eaec0ee20d)
- Bug 1249736 - Remove redundant StartType from MStart. r=jandem (f18546e86f)
- Bug 1250964: SharedStubs - Don't add invalid stubs, r=jandem (b02cace7ee)
- Bug 1250964: SharedStubs - Remove bogus assert, r=bogus on CLOSED TREE (d310a60b69)
- Bug 1250031 - IonMonkey: MIPS: Fix ion/bug1233343.js crash. r=h4writer (ca83d03b77)
- Bug 1254808 - IonMonkey: MIPS: Define JS_USE_LINK_REGISTER on MIPS. r=h4writer (fce298a97e)
- Bug 1255352 - Use initial CacheIR infrastructure and use it for some simple Baseline stubs. r=efaust (c5ee30767f)
- Bug 1253170 - Enable clang's -Wimplicit-fallthrough warning to catch (65f53a0ddf)
- Bug 1250935 - Use mozilla::Variant instead of a raw union and manual tag for ScriptSource::data; r=terrence (034592e64c)
- bug 1253268 - allow getting ids of proxied accessibles r=yzen (cc73189ef3)
- Bug 1238555 - Always update the LazyScript's static scope chain when emitting functions. (r=till) (b7293ed553)
- Bug 1257434 - Remove MOZ_DEMANGLE_SYMBOLS and MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS from js/src/old-configure.in. r=ted (47928e829b)
- Bug 1256988 - Remove useless Gtk/accessibility check in js/src/old-configure.in. r=chmanchester (474378e87c)
- Bug 1122581 - Fix FormatFrame to not assert on Ion frames in some cases. r=shu (4cf9d53fca)
- Bug 1246605 - Fix getBacktrace assert with debugger breakpoints. r=evilpie (c05c44c085)
- Bug 1254861 - Unsupport building with clang < 3.3. r=froydnj (4e3246fa20)
- Bug 1255211 - Add profiledata to the list of LLVM libraries used by t (eb84825750)
- Bug 1233238 - Compile with play-services-{ads,analytics,appindexing} to support Adjust SDK. r=nalexander (ff35cdbdf7)
- Bug 1254174 - Convert uncaught symbol to a descriptive string. r=jorendorff (6917dd4540)

dom/base/nsHTMLContentSerializer.cpp

@@ -401,50 +401,66 @@ nsHTMLContentSerializer::AppendElementEnd(Element* aElement,
 }
 
 static const uint16_t kValNBSP = 160;
-static const char* kEntities[] = {
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, "&", nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  "<", nullptr, ">", nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  " "
+
+#define _ 0
+
+// This table indexes into kEntityStrings[].
+static const uint8_t kEntities[] = {
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, 2, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  3, _, 4, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  5
 };
 
-static const char* kAttrEntities[] = {
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, """, nullptr, nullptr, nullptr, "&", nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  "<", nullptr, ">", nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
-  " "
+// This table indexes into kEntityStrings[].
+static const uint8_t kAttrEntities[] = {
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, 1, _, _, _, 2, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  3, _, 4, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  _, _, _, _, _, _, _, _, _, _,
+  5
+};
+
+#undef _
+
+static const char* const kEntityStrings[] = {
+  /* 0 */ nullptr,
+  /* 1 */ """,
+  /* 2 */ "&",
+  /* 3 */ "<",
+  /* 4 */ ">",
+  /* 5 */ " "
 };
 
 uint32_t FindNextBasicEntity(const nsAString& aStr,
                              const uint32_t aLen,
                              uint32_t aIndex,
-                             const char** aEntityTable,
+                             const uint8_t* aEntityTable,
                              const char** aEntity)
 {
   for (; aIndex < aLen; ++aIndex) {
@@ -452,7 +468,7 @@ uint32_t FindNextBasicEntity(const nsAString& aStr,
     // needs to be replaced
     char16_t val = aStr[aIndex];
     if (val <= kValNBSP && aEntityTable[val]) {
-      *aEntity = aEntityTable[val];
+      *aEntity = kEntityStrings[aEntityTable[val]];
       return aIndex;
     }
   }
@@ -478,7 +494,7 @@ nsHTMLContentSerializer::AppendAndTranslateEntities(const nsAString& aStr,
 
   if (!nonBasicEntities &&
       (mFlags & (nsIDocumentEncoder::OutputEncodeBasicEntities))) {
-    const char **entityTable = mInAttribute ? kAttrEntities : kEntities;
+    const uint8_t* entityTable = mInAttribute ? kAttrEntities : kEntities;
     uint32_t start = 0;
     const uint32_t len = aStr.Length();
     for (uint32_t i = 0; i < len; ++i) {
@@ -510,7 +526,7 @@ nsHTMLContentSerializer::AppendAndTranslateEntities(const nsAString& aStr,
     uint32_t advanceLength = 0;
     nsReadingIterator<char16_t> iter;
 
-    const char **entityTable = mInAttribute ? kAttrEntities : kEntities;
+    const uint8_t* entityTable = mInAttribute ? kAttrEntities : kEntities;
     nsAutoCString entityReplacement;
 
     for (aStr.BeginReading(iter);
@@ -532,7 +548,7 @@ nsHTMLContentSerializer::AppendAndTranslateEntities(const nsAString& aStr,
       for (; c < fragmentEnd; c++, advanceLength++) {
         char16_t val = *c;
         if (val <= kValNBSP && entityTable[val]) {
-          fullConstEntityText = entityTable[val];
+          fullConstEntityText = kEntityStrings[entityTable[val]];
           break;
         } else if (val > 127 &&
                   ((val < 256 &&