Stream blocks of timeline events over the service protocol

runtime/vm/timeline_test.cc

 // Copyright (c) 2015, 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 <cstring>
 
 #include "platform/assert.h"
 
 #include "vm/dart_api_impl.h"
 #include "vm/dart_api_state.h"
@@ skipping 219 matching lines @@
   TimelineEventFilter filter;
   recorder->PrintJSON(&js, &filter);
   // Check the type. This test will fail if we ever make Timeline public.
   EXPECT_SUBSTRING("\"type\":\"_Timeline\"", js.ToCString());
   // Check that there is a traceEvents array.
   EXPECT_SUBSTRING("\"traceEvents\":[", js.ToCString());
 }
 
 
 // Count the number of each event type seen.
-class EventCounterRecorder : public TimelineEventStreamingRecorder {
+class EventCounterRecorder : public TimelineEventCallbackRecorder {
  public:
   EventCounterRecorder() {
     for (intptr_t i = 0; i < TimelineEvent::kNumEventTypes; i++) {
       counts_[i] = 0;
     }
   }
 
-  void StreamEvent(TimelineEvent* event) {
+  void OnEvent(TimelineEvent* event) {
     counts_[event->event_type()]++;
   }
 
   intptr_t CountFor(TimelineEvent::EventType type) {
     return counts_[type];
   }
 
  private:
   intptr_t counts_[TimelineEvent::kNumEventTypes];
 };
 
 
-TEST_CASE(TimelineEventStreamingRecorderBasic) {
+TEST_CASE(TimelineEventCallbackRecorderBasic) {
   EventCounterRecorder* recorder = new EventCounterRecorder();
   TimelineRecorderOverride override(recorder);
 
   // Initial counts are all zero.
   for (intptr_t i = TimelineEvent::kNone + 1;
        i < TimelineEvent::kNumEventTypes;
        i++) {
     EXPECT_EQ(0, recorder->CountFor(static_cast<TimelineEvent::EventType>(i)));
   }
 
@@ skipping 580 matching lines @@
     pauses.Setup();
     pauses.CalculatePauseTimesForThread(tid);
     EXPECT(pauses.has_error());
   }
   TimelineTestHelper::Clear(recorder);
 }
 
 #endif  // !PRODUCT
 
 }  // namespace dart