Strtod fast-case that uses DiyFps and cached powers of ten.

src/fast-dtoa.cc

Index: src/fast-dtoa.cc
diff --git a/src/fast-dtoa.cc b/src/fast-dtoa.cc
index ce825f9db0b4f178ef98c4de31bdff92df02886c..c7f6aa1756455092f1347c217bbb7ceb21d9bee4 100644
--- a/src/fast-dtoa.cc
+++ b/src/fast-dtoa.cc
@@ -613,9 +613,10 @@ static bool Grisu3(double v,
      kMinimalTargetExponent - (w.e() + DiyFp::kSignificandSize);
   int ten_mk_maximal_binary_exponent =
      kMaximalTargetExponent - (w.e() + DiyFp::kSignificandSize);
-  GetCachedPowerForBinaryExponentRange(ten_mk_minimal_binary_exponent,
-                                       ten_mk_maximal_binary_exponent,
-                                       &ten_mk, &mk);
+  PowersOfTenCache::GetCachedPowerForBinaryExponentRange(
+      ten_mk_minimal_binary_exponent,
+      ten_mk_maximal_binary_exponent,
+      &ten_mk, &mk);
   ASSERT((kMinimalTargetExponent <= w.e() + ten_mk.e() +
           DiyFp::kSignificandSize) &&
          (kMaximalTargetExponent >= w.e() + ten_mk.e() +
@@ -671,9 +672,10 @@ static bool Grisu3Counted(double v,
      kMinimalTargetExponent - (w.e() + DiyFp::kSignificandSize);
   int ten_mk_maximal_binary_exponent =
      kMaximalTargetExponent - (w.e() + DiyFp::kSignificandSize);
-  GetCachedPowerForBinaryExponentRange(ten_mk_minimal_binary_exponent,
-                                       ten_mk_maximal_binary_exponent,
-                                       &ten_mk, &mk);
+  PowersOfTenCache::GetCachedPowerForBinaryExponentRange(
+      ten_mk_minimal_binary_exponent,
+      ten_mk_maximal_binary_exponent,
+      &ten_mk, &mk);
   ASSERT((kMinimalTargetExponent <= w.e() + ten_mk.e() +
           DiyFp::kSignificandSize) &&
          (kMaximalTargetExponent >= w.e() + ten_mk.e() +