Disable recoding purge-and-suspend memory growth temporarily

content/renderer/render_thread_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <utility>
@@ skipping 1659 matching lines @@
     return;
 
   base::MemoryCoordinatorClientRegistry::GetInstance()->PurgeMemory();
   needs_to_record_first_active_paint_ = true;
 
   RendererMemoryMetrics memory_metrics;
   if (!GetRendererMemoryMetrics(&memory_metrics))
     return;
 
   purge_and_suspend_memory_metrics_ = memory_metrics;
-  // record how many memory usage increases after purged.
-  // Since RenderThreadImpl is kept alive while its render process is alive,
-  // it is possible to use base::Unretained(this) here.
-  GetRendererScheduler()->DefaultTaskRunner()->PostDelayedTask(
-      FROM_HERE,
-      base::Bind(&RenderThreadImpl::RecordPurgeAndSuspendMemoryGrowthMetrics,
-                 base::Unretained(this), "30min", process_foregrounded_count_),
-      base::TimeDelta::FromMinutes(30));
-  GetRendererScheduler()->DefaultTaskRunner()->PostDelayedTask(
-      FROM_HERE,
-      base::Bind(&RenderThreadImpl::RecordPurgeAndSuspendMemoryGrowthMetrics,
-                 base::Unretained(this), "60min", process_foregrounded_count_),
-      base::TimeDelta::FromMinutes(60));
-  GetRendererScheduler()->DefaultTaskRunner()->PostDelayedTask(
-      FROM_HERE,
-      base::Bind(&RenderThreadImpl::RecordPurgeAndSuspendMemoryGrowthMetrics,
-                 base::Unretained(this), "90min", process_foregrounded_count_),
-      base::TimeDelta::FromMinutes(90));
 }
 
 // TODO(tasak): Replace the following GetMallocUsage() with memory-infra
 // when it is possible to run memory-infra without tracing.
 #if defined(OS_WIN)
 namespace {
 
 static size_t GetMallocUsage() {
   // Iterate through whichever heap the CRT is using.
   HANDLE crt_heap = reinterpret_cast<HANDLE>(_get_heap_handle());
@@ skipping 750 matching lines @@
   }
 }
 
 void RenderThreadImpl::OnRendererInterfaceRequest(
     mojom::RendererAssociatedRequest request) {
   DCHECK(!renderer_binding_.is_bound());
   renderer_binding_.Bind(std::move(request));
 }
 
 }  // namespace content