Fix ABI for API calls on ia32.

src/ia32/stub-cache-ia32.cc

Index: src/ia32/stub-cache-ia32.cc
diff --git a/src/ia32/stub-cache-ia32.cc b/src/ia32/stub-cache-ia32.cc
index 3bce0007619f5742671e961c1fcfa6226711be8c..808816387cbf33a994dfec81754ab2b31a95260c 100644
--- a/src/ia32/stub-cache-ia32.cc
+++ b/src/ia32/stub-cache-ia32.cc
@@ -477,6 +477,7 @@ static MaybeObject* GenerateFastApiCall(MacroAssembler* masm,
   // garbage collection but instead return the allocation failure
   // object.
   return masm->TryCallApiFunctionAndReturn(&fun,
+                                           kApiArgc + kApiStackSpace,
                                            argc + kFastApiCallArguments + 1);
 }
 
@@ -1091,7 +1092,9 @@ MaybeObject* StubCompiler::GenerateLoadCallback(JSObject* object,
   // already generated).  Do not allow the assembler to perform a
   // garbage collection but instead return the allocation failure
   // object.
-  return masm()->TryCallApiFunctionAndReturn(&fun, kStackSpace);
+  return masm()->TryCallApiFunctionAndReturn(&fun,
+                                             kApiArgc,
+                                             kStackSpace);
 }