Remove all remaining code related to exposing C-frames to the JavaScript debugger

BUG=906
Review URL: http://codereview.chromium.org/4104009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5754 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/debug-debugger.js

@@ -897,10 +897,6 @@ ExecutionState.prototype.frame = function(opt_index) {
   return new FrameMirror(this.break_id, opt_index);
 };
 
-ExecutionState.prototype.cframesValue = function(opt_from_index, opt_to_index) {
-  return %GetCFrames(this.break_id);
-};
-
 ExecutionState.prototype.setSelectedFrame = function(index) {
   var i = %ToNumber(index);
   if (i < 0 || i >= this.frameCount()) throw new Error('Illegal frame index.');
@@ -1751,11 +1747,6 @@ DebugCommandProcessor.prototype.backtraceRequest_ = function(request, response)
 };
 
 
-DebugCommandProcessor.prototype.backtracec = function(cmd, args) {
-  return this.exec_state_.cframesValue();
-};
-
-
 DebugCommandProcessor.prototype.frameRequest_ = function(request, response) {
   // No frames no source.
   if (this.exec_state_.frameCount() == 0) {
@@ -2205,29 +2196,6 @@ function NumberToHex8Str(n) {
   return r;
 };
 
-DebugCommandProcessor.prototype.formatCFrames = function(cframes_value) {
-  var result = "";
-  if (cframes_value == null || cframes_value.length == 0) {
-    result += "(stack empty)";
-  } else {
-    for (var i = 0; i < cframes_value.length; ++i) {
-      if (i != 0) result += "\n";
-      result += this.formatCFrame(cframes_value[i]);
-    }
-  }
-  return result;
-};
-
-
-DebugCommandProcessor.prototype.formatCFrame = function(cframe_value) {
-  var result = "";
-  result += "0x" + NumberToHex8Str(cframe_value.address);
-  if (!IS_UNDEFINED(cframe_value.text)) {
-    result += " " + cframe_value.text;
-  }
-  return result;
-}
-
 
 /**
  * Convert an Object to its debugger protocol representation. The representation

src/runtime.cc

@@ -8891,12 +8891,6 @@ static MaybeObject* Runtime_DebugPrintScopes(Arguments args) {
 }
 
 
-static MaybeObject* Runtime_GetCFrames(Arguments args) {
-  // See bug 906.
-  return Heap::undefined_value();
-}
-
-
 static MaybeObject* Runtime_GetThreadCount(Arguments args) {
   HandleScope scope;
   ASSERT(args.length() == 1);

src/runtime.h

@@ -325,7 +325,6 @@ namespace internal {
   F(GetScopeCount, 2, 1) \
   F(GetScopeDetails, 3, 1) \
   F(DebugPrintScopes, 0, 1) \
-  F(GetCFrames, 1, 1) \
   F(GetThreadCount, 1, 1) \
   F(GetThreadDetails, 2, 1) \
   F(SetDisableBreak, 1, 1) \