Merge branch 'master' into f26

mozilla-1416170.patch

@@ -0,0 +1,50 @@
+diff --git a/memory/build/Utils.h b/memory/build/Utils.h
+--- a/memory/build/Utils.h
++++ b/memory/build/Utils.h
+@@ -67,19 +67,19 @@ constexpr size_t operator"" _MiB(unsigne
+   return size_t(aNum) * 1024_KiB;
+ }
+ 
+ constexpr size_t operator"" _MiB(long double aNum)
+ {
+   return size_t(aNum * 1024_KiB);
+ }
+ 
+-constexpr long double operator""_percent(long double aPercent)
++constexpr double operator""_percent(long double aPercent)
+ {
+-  return aPercent / 100;
++  return double(aPercent) / 100;
+ }
+ 
+ // Helper for (fast) comparison of fractions without involving divisions or
+ // floats.
+ class Fraction
+ {
+ public:
+   explicit constexpr Fraction(size_t aNumerator, size_t aDenominator)
+diff --git a/memory/build/mozjemalloc.cpp b/memory/build/mozjemalloc.cpp
+--- a/memory/build/mozjemalloc.cpp
++++ b/memory/build/mozjemalloc.cpp
+@@ -908,18 +908,18 @@ struct arena_bin_t
+ 
+   // Offset of first region in a run for this bin's size class.
+   uint32_t mRunFirstRegionOffset;
+ 
+   // Current number of runs in this bin, full or otherwise.
+   unsigned long mNumRuns;
+ 
+   // Amount of overhead runs are allowed to have.
+-  static constexpr long double kRunOverhead = 1.6_percent;
+-  static constexpr long double kRunRelaxedOverhead = 2.4_percent;
++  static constexpr double kRunOverhead = 1.6_percent;
++  static constexpr double kRunRelaxedOverhead = 2.4_percent;
+ 
+   // Initialize a bin for the given size class.
+   // The generated run sizes, for a page size of 4 KiB, are:
+   //   size|run       size|run       size|run       size|run
+   //  class|size     class|size     class|size     class|size
+   //     4   4 KiB      8   4 KiB     16   4 KiB     32   4 KiB
+   //    48   4 KiB     64   4 KiB     80   4 KiB     96   4 KiB
+   //   112   4 KiB    128   8 KiB    144   4 KiB    160   8 KiB
+