Remove MemoryCondition::WARNING

content/browser/memory/memory_coordinator_impl.cc

 // Copyright 2016 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/browser/memory/memory_coordinator_impl.h"
 
 #include "base/memory/memory_coordinator_client_registry.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/process/process_handle.h"
@@ skipping 30 matching lines @@
     default:
       NOTREACHED();
       return mojom::MemoryState::UNKNOWN;
   }
 }
 
 const char* MemoryConditionToString(MemoryCondition condition) {
   switch (condition) {
     case MemoryCondition::NORMAL:
       return "normal";
-    case MemoryCondition::WARNING:
-      return "warning";
     case MemoryCondition::CRITICAL:
       return "critical";
   }
   NOTREACHED();
   return "N/A";
 }
 
 void RecordBrowserPurge(size_t before) {
   auto metrics = base::ProcessMetrics::CreateCurrentProcessMetrics();
   size_t after = metrics->GetWorkingSetSize();
@@ skipping 252 matching lines @@
     if (render_process_host && render_process_host->GetHandle() == handle)
       return iter.second.memory_state;
   }
   return MemoryState::UNKNOWN;
 }
 
 void MemoryCoordinatorImpl::UpdateConditionIfNeeded(
     MemoryCondition next_condition) {
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
 
-  if (next_condition == MemoryCondition::WARNING)
-    policy_->OnWarningCondition();
-  else if (next_condition == MemoryCondition::CRITICAL)
+  if (next_condition == MemoryCondition::CRITICAL)
     policy_->OnCriticalCondition();
 
   if (suppress_condition_change_until_ > tick_clock_->NowTicks() ||
       memory_condition_ == next_condition)
     return;
 
   TRACE_EVENT2(TRACE_DISABLED_BY_DEFAULT("memory_coordinator"),
                "MemoryCoordinatorImpl::UpdateConditionIfNeeded", "prev",
                MemoryConditionToString(memory_condition_), "next",
                MemoryConditionToString(next_condition));
@@ skipping 86 matching lines @@
 
 MemoryCoordinatorImpl::ChildInfo::ChildInfo() {}
 
 MemoryCoordinatorImpl::ChildInfo::ChildInfo(const ChildInfo& rhs) {
   // This is a nop, but exists for compatibility with STL containers.
 }
 
 MemoryCoordinatorImpl::ChildInfo::~ChildInfo() {}
 
 }  // namespace content