hg: amber/amber: Minor updates based on CSR and spec review; add tests for FieldTypeDescriptor methods

[brian.goetz at oracle.com]

Changeset: a064652a444f
Author:    briangoetz
Date:      2018-05-23 13:24 -0400
URL:       http://hg.openjdk.java.net/amber/amber/rev/a064652a444f

Minor updates based on CSR and spec review; add tests for FieldTypeDescriptor methods

! src/java.base/share/classes/java/lang/Class.java
! src/java.base/share/classes/java/lang/Double.java
! src/java.base/share/classes/java/lang/Enum.java
! src/java.base/share/classes/java/lang/Float.java
! src/java.base/share/classes/java/lang/Integer.java
! src/java.base/share/classes/java/lang/Long.java
! src/java.base/share/classes/java/lang/String.java
! src/java.base/share/classes/java/lang/invoke/FieldTypeDescriptor.java
! src/java.base/share/classes/java/lang/invoke/VarHandles.java
! src/java.base/share/classes/java/lang/invoke/X-VarHandle.java.template
! src/java.base/share/classes/java/lang/invoke/constant/ClassDesc.java
! src/java.base/share/classes/java/lang/invoke/constant/Constable.java
! src/java.base/share/classes/java/lang/invoke/constant/ConstantClassDesc.java
! src/java.base/share/classes/java/lang/invoke/constant/ConstantDesc.java
! src/java.base/share/classes/java/lang/invoke/constant/ConstantMethodHandleDesc.java
! src/java.base/share/classes/java/lang/invoke/constant/ConstantUtils.java
! src/java.base/share/classes/java/lang/invoke/constant/DynamicCallSiteDesc.java
! test/jdk/java/lang/invoke/constant/ClassRefTest.java
+ test/jdk/java/lang/invoke/constant/TypeDescriptorTest.java