Fix proxy handling in FindDeclaredVirtualMethod

Added missing GetInterfaceMethodIfProxy and test.

Fixed formatting.

Bug: 22411819
https://code.google.com/p/android-developer-preview/issues/detail?id=2635

Change-Id: I3eece9c72091bb9d0262aacf0a75ec6908b5f4d2
diff --git a/runtime/mirror/class.cc b/runtime/mirror/class.cc
index f0b7bfd..5bd6583 100644
--- a/runtime/mirror/class.cc
+++ b/runtime/mirror/class.cc
@@ -471,7 +471,8 @@
 ArtMethod* Class::FindDeclaredVirtualMethod(const StringPiece& name, const StringPiece& signature,
                                             size_t pointer_size) {
   for (auto& method : GetVirtualMethods(pointer_size)) {
-    if (name == method.GetName() && method.GetSignature() == signature) {
+    ArtMethod* const np_method = method.GetInterfaceMethodIfProxy(pointer_size);
+    if (name == np_method->GetName() && np_method->GetSignature() == signature) {
       return &method;
     }
   }
@@ -481,7 +482,8 @@
 ArtMethod* Class::FindDeclaredVirtualMethod(const StringPiece& name, const Signature& signature,
                                             size_t pointer_size) {
   for (auto& method : GetVirtualMethods(pointer_size)) {
-    if (name == method.GetName() && signature == method.GetSignature()) {
+    ArtMethod* const np_method = method.GetInterfaceMethodIfProxy(pointer_size);
+    if (name == np_method->GetName() && signature == np_method->GetSignature()) {
       return &method;
     }
   }