OpenJDK 11: Merging in jdk.internal.math

This is part of merging upstream changes from OpenJDK 11.28. This updates
classes listed below:

 * DoubleConsts.java
 * FDBigInteger.java
 * FloatConsts.java
 * FloatingDecimal.java
 * FormattedFloatingDecimal.java

Bug: 199067710
Test: m droid
Change-Id: Ic3d0b750ad9e922f51c0c399e23b5a1be5932c44
5 files changed