Redo allocationprofile options

runtime/vm/json_stream.cc

 // Copyright (c) 2013, 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 "platform/assert.h"
 
 #include "vm/dart_entry.h"
 #include "vm/debugger.h"
 #include "vm/json_stream.h"
 #include "vm/message.h"
@@ skipping 121 matching lines @@
 const char* JSONStream::LookupOption(const char* key) const {
   for (int i = 0; i < num_options(); i++) {
     if (!strcmp(key, option_keys_[i])) {
       return option_values_[i];
     }
   }
   return NULL;
 }
 
 
+bool JSONStream::HasOption(const char* key) const {
+  ASSERT(key);
+  return LookupOption(key) != NULL;
+}
+
+
+bool JSONStream::OptionIs(const char* key, const char* value) const {
+  ASSERT(key);
+  ASSERT(value);
+  const char* key_value = LookupOption(key);
+  return (key_value != NULL) && (strcmp(key_value, value) == 0);
+}
+
+
 void JSONStream::Clear() {
   buffer_.Clear();
   open_objects_ = 0;
 }
 
 
 void JSONStream::OpenObject(const char* property_name) {
   PrintCommaIfNeeded();
   open_objects_++;
   if (property_name != NULL) {
@@ skipping 143 matching lines @@
   free(p);
 }
 
 
 void JSONStream::set_reply_port(Dart_Port port) {
   reply_port_ = port;
 }
 
 
 void JSONStream::SetArguments(const char** arguments, intptr_t num_arguments) {
+  if (num_arguments > 0) {
+    // Set command.
+    command_ = arguments[0];
+  }
   arguments_ = arguments;
   num_arguments_ = num_arguments;
 }
 
 
 void JSONStream::SetOptions(const char** option_keys,
                             const char** option_values,
                             intptr_t num_options) {
   option_keys_ = option_keys;
   option_values_ = option_values;
@@ skipping 87 matching lines @@
   intptr_t len2 = OS::VSNPrint(p, len+1, format, args);
   va_end(args);
   ASSERT(len == len2);
   stream_->buffer_.AddChar('"');
   stream_->AddEscapedUTF8String(p);
   stream_->buffer_.AddChar('"');
   free(p);
 }
 
 }  // namespace dart