[runtime] DeclareGlobals and DeclareLookupSlot don't need context parameters.

src/x87/lithium-codegen-x87.cc

Index: src/x87/lithium-codegen-x87.cc
diff --git a/src/x87/lithium-codegen-x87.cc b/src/x87/lithium-codegen-x87.cc
index 1c632ba8e5792e87deca963369fe9a0c13dd373a..b88e29c6cf215b194c12c0ce2eccc0c5d81115be 100644
--- a/src/x87/lithium-codegen-x87.cc
+++ b/src/x87/lithium-codegen-x87.cc
@@ -3681,10 +3681,9 @@ void LCodeGen::DoContext(LContext* instr) {
 
 void LCodeGen::DoDeclareGlobals(LDeclareGlobals* instr) {
   DCHECK(ToRegister(instr->context()).is(esi));
-  __ push(esi);  // The context is the first argument.
   __ push(Immediate(instr->hydrogen()->pairs()));
   __ push(Immediate(Smi::FromInt(instr->hydrogen()->flags())));
-  CallRuntime(Runtime::kDeclareGlobals, 3, instr);
+  CallRuntime(Runtime::kDeclareGlobals, 2, instr);
 }