[debugger] remove debugger statement support from FCG/CS.

src/mips/macro-assembler-mips.cc

Index: src/mips/macro-assembler-mips.cc
diff --git a/src/mips/macro-assembler-mips.cc b/src/mips/macro-assembler-mips.cc
index 25413f9a5431b52958ac5cbf19819944fd81dfcb..16daddda373cc19a5362b83f5b07bd8f7abfa48f 100644
--- a/src/mips/macro-assembler-mips.cc
+++ b/src/mips/macro-assembler-mips.cc
@@ -3885,17 +3885,6 @@ void MacroAssembler::Push(Handle<Object> handle) {
   push(at);
 }
 
-
-void MacroAssembler::DebugBreak() {
-  PrepareCEntryArgs(0);
-  PrepareCEntryFunction(
-      ExternalReference(Runtime::kHandleDebuggerStatement, isolate()));
-  CEntryStub ces(isolate(), 1);
-  DCHECK(AllowThisStubCall(&ces));
-  Call(ces.GetCode(), RelocInfo::DEBUGGER_STATEMENT);
-}
-
-
 // ---------------------------------------------------------------------------
 // Exception handling.