Make _CallFunction proxy-aware.

src/ia32/debug-ia32.cc

Index: src/ia32/debug-ia32.cc
diff --git a/src/ia32/debug-ia32.cc b/src/ia32/debug-ia32.cc
index d7184ed20815cb9fe6a74e18bfa563b8eff3b71f..26495607844bc707772795c7eb3d2f444de7a83e 100644
--- a/src/ia32/debug-ia32.cc
+++ b/src/ia32/debug-ia32.cc
@@ -244,12 +244,12 @@ void Debug::GenerateReturnDebugBreak(MacroAssembler* masm) {
 }
 
 
-void Debug::GenerateStubNoRegistersDebugBreak(MacroAssembler* masm) {
+void Debug::GenerateCallFunctionStubDebugBreak(MacroAssembler* masm) {
   // Register state for stub CallFunction (from CallFunctionStub in ic-ia32.cc).
   // ----------- S t a t e -------------
-  //  No registers used on entry.
+  //  -- edi: function
   // -----------------------------------
-  Generate_DebugBreakCallHelper(masm, 0, 0, false);
+  Generate_DebugBreakCallHelper(masm, edi.bit(), 0, false);
 }