Remove support for generating visualizer format file for the flowgraph.

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 22 matching lines @@
 
 // Global state that indicates whether pprof symbol information is
 // to be generated or not.
 static const char* generate_pprof_symbols_filename = NULL;
 
 
 // Global state that stores a pointer to the application script snapshot.
 static bool use_script_snapshot = false;
 static File* snapshot_file = NULL;
 
-
-// Global state that stores a file name for flow graph debugging output.
-// NULL if no output is generated.
-static File* flow_graph_file = NULL;
-
 // Global state that indicates whether there is a debug breakpoint.
 // This pointer points into an argv buffer and does not need to be
 // free'd.
 static const char* breakpoint_at = NULL;
 
 
 // Global state that indicates whether we should open a connection
 // and listen for a debugger to connect.
 static bool start_debugger = false;
 static const int DEFAULT_DEBUG_PORT = 5858;
@@ skipping 118 matching lines @@
 
 static bool ProcessScriptSnapshotOption(const char* filename) {
   if (filename != NULL && strlen(filename) != 0) {
     use_script_snapshot = true;
     snapshot_file = File::Open(filename, File::kRead);
   }
   return true;
 }
 
 
-static bool ProcessFlowGraphOption(const char* flowgraph_option) {
-  ASSERT(flowgraph_option != NULL);
-  flow_graph_file = File::Open("flowgraph.cfg", File::kWriteTruncate);
-  ASSERT(flow_graph_file != NULL);
-  return true;
-}
-
-
 static struct {
   const char* option_name;
   bool (*process)(const char* option);
 } main_options[] = {
   // Standard options shared with dart2js.
   { "--help", ProcessHelpOption },
   { "-h", ProcessHelpOption },
   { "--verbose", ProcessVerboseOption },
   { "-v", ProcessVerboseOption },
   { "--package-root=", ProcessPackageRootOption },
   { "-p", ProcessPackageRootOption },
   // VM specific options to the standalone dart program.
   { "--break_at=", ProcessBreakpointOption },
   { "--compile_all", ProcessCompileAllOption },
   { "--debug", ProcessDebugOption },
-  { "--generate_flow_graph", ProcessFlowGraphOption },
   { "--generate_perf_events_symbols", ProcessPerfEventsOption },
   { "--generate_pprof_symbols=", ProcessPprofOption },
   { "--use_script_snapshot=", ProcessScriptSnapshotOption },
   { NULL, NULL }
 };
 
 
 static bool ProcessMainOptions(const char* option) {
   int i = 0;
   const char* name = main_options[0].option_name;
   while (name != NULL) {
     int length = strlen(name);
     if (strncmp(option, name, length) == 0) {
       return main_options[i].process(option + length);
     }
     i += 1;
     name = main_options[i].option_name;
   }
   return false;
 }
 
 
 static void WriteToPerfEventsFile(const char* buffer, int64_t num_bytes) {
   ASSERT(perf_events_symbols_file != NULL);
   perf_events_symbols_file->WriteFully(buffer, num_bytes);
 }
 
 
-static void WriteToFlowGraphFile(const char* buffer, int64_t num_bytes) {
-  ASSERT(flow_graph_file != NULL);
-  flow_graph_file->WriteFully(buffer, num_bytes);
-}
-
-
 // Parse out the command line arguments. Returns -1 if the arguments
 // are incorrect, 0 otherwise.
 static int ParseArguments(int argc,
                           char** argv,
                           CommandLineOptions* vm_options,
                           char** executable_name,
                           char** script_name,
                           CommandLineOptions* dart_options,
                           bool* print_flags_seen) {
   const char* kPrefix = "--";
@@ skipping 26 matching lines @@
   }
 
   if (perf_events_symbols_file != NULL) {
     Dart_InitPerfEventsSupport(&WriteToPerfEventsFile);
   }
 
   if (generate_pprof_symbols_filename != NULL) {
     Dart_InitPprofSupport();
   }
 
-  if (flow_graph_file != NULL) {
-    Dart_InitFlowGraphPrinting(&WriteToFlowGraphFile);
-  }
-
   // Get the script name.
   if (i < argc) {
     *script_name = argv[i];
     i++;
   } else {
     return -1;
   }
 
   // Parse out options to be passed to dart main.
   while (i < argc) {
@@ skipping 442 matching lines @@
   Dart_ExitScope();
   // Dump symbol information for the profiler.
   DumpPprofSymbolInfo();
   // Shutdown the isolate.
   Dart_ShutdownIsolate();
   // Terminate process exit-code handler.
   Process::TerminateExitCodeHandler();
 
   return 0;
 }