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

src/arm/macro-assembler-arm.h

Index: src/arm/macro-assembler-arm.h
diff --git a/src/arm/macro-assembler-arm.h b/src/arm/macro-assembler-arm.h
index 1f537b01577c773a65b80e59eabf8f4c9e723866..2e58f95f82eb346ad9d5e428ab131fafbb5309b8 100644
--- a/src/arm/macro-assembler-arm.h
+++ b/src/arm/macro-assembler-arm.h
@@ -715,11 +715,6 @@ class MacroAssembler: public Assembler {
                         Label* fail);
 
   // ---------------------------------------------------------------------------
-  // Debugger Support
-
-  void DebugBreak();
-
-  // ---------------------------------------------------------------------------
   // Exception handling
 
   // Push a new stack handler and link into stack handler chain.