Fix some of my earlier typos.

TBR=fschneider@chromium.org
Review URL: http://codereview.chromium.org/543106

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3631 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/x64/ic-x64.cc

@@ -982,7 +982,7 @@ void CallIC::GenerateMegamorphic(MacroAssembler* masm, int argc) {
   // rsp[16] argument argc - 1
   // ...
   // rsp[argc * 8] argument 1
-  // rsp[(argc + 1) * 8] argument 0 = reciever
+  // rsp[(argc + 1) * 8] argument 0 = receiver
   // rsp[(argc + 2) * 8] function name
   // -----------------------------------
   Label number, non_number, non_string, boolean, probe, miss;
@@ -1078,7 +1078,7 @@ void CallIC::GenerateNormal(MacroAssembler* masm, int argc) {
   // rsp[16] argument argc - 1
   // ...
   // rsp[argc * 8] argument 1
-  // rsp[(argc + 1) * 8] argument 0 = reciever
+  // rsp[(argc + 1) * 8] argument 0 = receiver
   // rsp[(argc + 2) * 8] function name
   // -----------------------------------
 

src/x64/stub-cache-x64.cc

@@ -688,7 +688,7 @@ Object* CallStubCompiler::CompileCallConstant(Object* object,
   // rsp[16] argument argc - 1
   // ...
   // rsp[argc * 8] argument 1
-  // rsp[(argc + 1) * 8] argument 0 = reciever
+  // rsp[(argc + 1) * 8] argument 0 = receiver
   // rsp[(argc + 2) * 8] function name
 
   Label miss;