ART: Rename Handle hierarchy

Bring the names in line with normal OO principles: ConstHandle
becomes Handle, and Handle becomes MutableHandle.

Change-Id: I0f018eb7ba28bc422e3a23dd73a6cbe6fc2d2044
diff --git a/runtime/method_helper-inl.h b/runtime/method_helper-inl.h
index 9af835f..143f4bc 100644
--- a/runtime/method_helper-inl.h
+++ b/runtime/method_helper-inl.h
@@ -26,7 +26,9 @@
 
 namespace art {
 
-inline bool MethodHelper::HasSameNameAndSignature(MethodHelper* other) {
+template <template <class T> class HandleKind>
+template <template <class T2> class HandleKind2>
+inline bool MethodHelperT<HandleKind>::HasSameNameAndSignature(MethodHelperT<HandleKind2>* other) {
   const DexFile* dex_file = method_->GetDexFile();
   const DexFile::MethodId& mid = dex_file->GetMethodId(GetMethod()->GetDexMethodIndex());
   if (method_->GetDexCache() == other->method_->GetDexCache()) {
@@ -43,7 +45,9 @@
   return dex_file->GetMethodSignature(mid) == other_dex_file->GetMethodSignature(other_mid);
 }
 
-inline mirror::Class* MethodHelper::GetClassFromTypeIdx(uint16_t type_idx, bool resolve) {
+template <template <class T> class HandleKind>
+inline mirror::Class* MethodHelperT<HandleKind>::GetClassFromTypeIdx(uint16_t type_idx,
+                                                                     bool resolve) {
   mirror::ArtMethod* method = GetMethod();
   mirror::Class* type = method->GetDexCacheResolvedType(type_idx);
   if (type == nullptr && resolve) {
@@ -53,7 +57,8 @@
   return type;
 }
 
-inline mirror::Class* MethodHelper::GetReturnType(bool resolve) {
+template <template <class T> class HandleKind>
+inline mirror::Class* MethodHelperT<HandleKind>::GetReturnType(bool resolve) {
   mirror::ArtMethod* method = GetMethod();
   const DexFile* dex_file = method->GetDexFile();
   const DexFile::MethodId& method_id = dex_file->GetMethodId(method->GetDexMethodIndex());
@@ -62,7 +67,8 @@
   return GetClassFromTypeIdx(return_type_idx, resolve);
 }
 
-inline mirror::String* MethodHelper::ResolveString(uint32_t string_idx) {
+template <template <class T> class HandleKind>
+inline mirror::String* MethodHelperT<HandleKind>::ResolveString(uint32_t string_idx) {
   mirror::ArtMethod* method = GetMethod();
   mirror::String* s = method->GetDexCacheStrings()->Get(string_idx);
   if (UNLIKELY(s == nullptr)) {