Document memory coordinator

content/browser/memory/memory_coordinator.h

Index: content/browser/memory/memory_coordinator.h
diff --git a/content/browser/memory/memory_coordinator.h b/content/browser/memory/memory_coordinator.h
index c870c91f0316712fb0a4420a9bb42503c2616d82..a9e0095d32e9a4324dafd809e5a9072aaa4bb523 100644
--- a/content/browser/memory/memory_coordinator.h
+++ b/content/browser/memory/memory_coordinator.h
@@ -14,6 +14,15 @@
 
 namespace content {
 
+// OVERVIEW:
+// Memory coordinator is a content-aware and stateful replacement for

[dcheng, 2016/09/26 04:55:07]

I'm not entirely sure what content-aware means.

[bashi, 2016/09/26 05:57:22]

I borrowed this sentence from the design doc. It seems that this overview is not
needed. Removed.

+// MemoryPressureMonitor/MemoryPressureListener. The memory coordinator
+// system consists of several parts and some of them are located in base/ to

[dcheng, 2016/09/26 04:55:07]

I think it's OK to leave out the second sentence. Is this mechanism expected to
completely replace MemoryPressureMonitor/Listener?

[bashi, 2016/09/26 05:57:22]

Yes, we are planning to remove MemoryPressureMonitor/Listener.

+// work around dependency issues.
+//
+// NOTE: Memory coordinator is under development and not fully working.
+// TODO(bashi): Add more explanations when we implement memory coordinator V0.
+
 class MemoryCoordinatorHandleImpl;
 
 // MemoryCoordinator is responsible for the whole memory management accross the