Remove legacy debugger API function

runtime/bin/main.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
 
 #include "include/dart_api.h"
 #include "include/dart_debugger_api.h"
@@ skipping 561 matching lines @@
 "The following options are only used for VM development and may\n"
 "be changed in any future version:\n");
     const char* print_flags = "--print_flags";
     Dart_SetVMFlags(1, &print_flags);
   }
 }
 
 
 static Dart_Handle SetBreakpoint(const char* breakpoint_at,
                                  Dart_Handle library) {
-  Dart_Handle result;
-  if (strchr(breakpoint_at, ':')) {
-    char* bpt_line = strdup(breakpoint_at);
-    char* colon = strchr(bpt_line, ':');
-    ASSERT(colon != NULL);
-    *colon = '\0';
-    Dart_Handle url = DartUtils::NewString(bpt_line);
-    Dart_Handle line_number = Dart_NewInteger(atoi(colon + 1));
-    free(bpt_line);
-    Dart_Breakpoint bpt;
-    result = Dart_SetBreakpointAtLine(url, line_number, &bpt);
+  char* bpt_function = strdup(breakpoint_at);
+  Dart_Handle class_name;
+  Dart_Handle function_name;
+  char* dot = strchr(bpt_function, '.');
+  if (dot == NULL) {
+    class_name = DartUtils::NewString("");
+    function_name = DartUtils::NewString(breakpoint_at);
   } else {
-    char* bpt_function = strdup(breakpoint_at);
-    Dart_Handle class_name;
-    Dart_Handle function_name;
-    char* dot = strchr(bpt_function, '.');
-    if (dot == NULL) {
-      class_name = DartUtils::NewString("");
-      function_name = DartUtils::NewString(breakpoint_at);
-    } else {
-      *dot = '\0';
-      class_name = DartUtils::NewString(bpt_function);
-      function_name = DartUtils::NewString(dot + 1);
-    }
-    free(bpt_function);
-    result = Dart_OneTimeBreakAtEntry(library, class_name, function_name);
+    *dot = '\0';
+    class_name = DartUtils::NewString(bpt_function);
+    function_name = DartUtils::NewString(dot + 1);
   }
-  return result;
+  free(bpt_function);
+  return Dart_OneTimeBreakAtEntry(library, class_name, function_name);
 }
 
 
 char* BuildIsolateName(const char* script_name,
                        const char* func_name) {
   // Skip past any slashes in the script name.
   const char* last_slash = strrchr(script_name, '/');
   if (last_slash != NULL) {
     script_name = last_slash + 1;
   }
@@ skipping 234 matching lines @@
   Dart_ShutdownIsolate();
   // Terminate process exit-code handler.
   Process::TerminateExitCodeHandler();
   // Free copied argument strings if converted.
   if (argv_converted) {
     for (int i = 0; i < argc; i++) free(argv[i]);
   }
 
   return Process::GlobalExitCode();
 }