[stubs] Optimize LoadGlobalViaContextStub and StoreGlobalViaContextStub.

src/ia32/interface-descriptors-ia32.cc

Index: src/ia32/interface-descriptors-ia32.cc
diff --git a/src/ia32/interface-descriptors-ia32.cc b/src/ia32/interface-descriptors-ia32.cc
index 17b053c5719c3a498542c590ab17a54fb5f29779..a91e1efec8a3c2f1da2df66edac4b280c9944478 100644
--- a/src/ia32/interface-descriptors-ia32.cc
+++ b/src/ia32/interface-descriptors-ia32.cc
@@ -37,12 +37,10 @@ const Register StoreTransitionDescriptor::MapRegister() {
 }
 
 
-const Register LoadGlobalViaContextDescriptor::DepthRegister() { return edx; }
 const Register LoadGlobalViaContextDescriptor::SlotRegister() { return ebx; }
 const Register LoadGlobalViaContextDescriptor::NameRegister() { return ecx; }
 
 
-const Register StoreGlobalViaContextDescriptor::DepthRegister() { return edx; }
 const Register StoreGlobalViaContextDescriptor::SlotRegister() { return ebx; }
 const Register StoreGlobalViaContextDescriptor::NameRegister() { return ecx; }
 const Register StoreGlobalViaContextDescriptor::ValueRegister() { return eax; }