Rename the 'Attributes' class to 'Attribute'. It's going to represent a single attribute in the future.

llvm-svn: 170502
diff --git a/llvm/lib/VMCore/Instructions.cpp b/llvm/lib/VMCore/Instructions.cpp
index 17ab34f..1870426 100644
--- a/llvm/lib/VMCore/Instructions.cpp
+++ b/llvm/lib/VMCore/Instructions.cpp
@@ -331,19 +331,19 @@
   SubclassOptionalData = CI.SubclassOptionalData;
 }
 
-void CallInst::addAttribute(unsigned i, Attributes attr) {
+void CallInst::addAttribute(unsigned i, Attribute attr) {
   AttributeSet PAL = getAttributes();
   PAL = PAL.addAttr(getContext(), i, attr);
   setAttributes(PAL);
 }
 
-void CallInst::removeAttribute(unsigned i, Attributes attr) {
+void CallInst::removeAttribute(unsigned i, Attribute attr) {
   AttributeSet PAL = getAttributes();
   PAL = PAL.removeAttr(getContext(), i, attr);
   setAttributes(PAL);
 }
 
-bool CallInst::hasFnAttr(Attributes::AttrVal A) const {
+bool CallInst::hasFnAttr(Attribute::AttrVal A) const {
   if (AttributeList.getParamAttributes(AttributeSet::FunctionIndex)
       .hasAttribute(A))
     return true;
@@ -352,7 +352,7 @@
   return false;
 }
 
-bool CallInst::paramHasAttr(unsigned i, Attributes::AttrVal A) const {
+bool CallInst::paramHasAttr(unsigned i, Attribute::AttrVal A) const {
   if (AttributeList.getParamAttributes(i).hasAttribute(A))
     return true;
   if (const Function *F = getCalledFunction())
@@ -572,7 +572,7 @@
   return setSuccessor(idx, B);
 }
 
-bool InvokeInst::hasFnAttr(Attributes::AttrVal A) const {
+bool InvokeInst::hasFnAttr(Attribute::AttrVal A) const {
   if (AttributeList.getParamAttributes(AttributeSet::FunctionIndex).
       hasAttribute(A))
     return true;
@@ -581,7 +581,7 @@
   return false;
 }
 
-bool InvokeInst::paramHasAttr(unsigned i, Attributes::AttrVal A) const {
+bool InvokeInst::paramHasAttr(unsigned i, Attribute::AttrVal A) const {
   if (AttributeList.getParamAttributes(i).hasAttribute(A))
     return true;
   if (const Function *F = getCalledFunction())
@@ -589,13 +589,13 @@
   return false;
 }
 
-void InvokeInst::addAttribute(unsigned i, Attributes attr) {
+void InvokeInst::addAttribute(unsigned i, Attribute attr) {
   AttributeSet PAL = getAttributes();
   PAL = PAL.addAttr(getContext(), i, attr);
   setAttributes(PAL);
 }
 
-void InvokeInst::removeAttribute(unsigned i, Attributes attr) {
+void InvokeInst::removeAttribute(unsigned i, Attribute attr) {
   AttributeSet PAL = getAttributes();
   PAL = PAL.removeAttr(getContext(), i, attr);
   setAttributes(PAL);