Add MemoryCoordinator

content/renderer/render_thread_impl.cc

Index: content/renderer/render_thread_impl.cc
diff --git a/content/renderer/render_thread_impl.cc b/content/renderer/render_thread_impl.cc
index 304c589e7c69caf194802ab4eaaeb0913aafa6e7..4daf2bacc634a7c70819b077391847d2b6d653bd 100644
--- a/content/renderer/render_thread_impl.cc
+++ b/content/renderer/render_thread_impl.cc
@@ -46,6 +46,7 @@
 #include "cc/raster/task_graph_runner.h"
 #include "cc/trees/layer_tree_host_common.h"
 #include "cc/trees/layer_tree_settings.h"
+#include "components/memory_coordinator/child/child_memory_coordinator_impl.h"
 #include "components/scheduler/child/compositor_worker_scheduler.h"
 #include "components/scheduler/child/webthread_base.h"
 #include "components/scheduler/child/webthread_impl_for_worker_scheduler.h"
@@ -814,6 +815,14 @@ void RenderThreadImpl::Init(
       base::Bind(&RenderThreadImpl::OnSyncMemoryPressure,
                  base::Unretained(this))));
 
+  if (memory_coordinator::IsEnabled()) {
+    memory_coordinator_.reset(
+        new memory_coordinator::ChildMemoryCoordinatorImpl());
+    GetInterfaceRegistry()->AddInterface(
+        base::Bind(&memory_coordinator::ChildMemoryCoordinatorImpl::Bind,
+                   base::Unretained(memory_coordinator_.get())));

[dcheng, 2016/07/08 07:10:35]

Does it make sense to just have memory_coordinator_ be a base::Owned() of the
callback?

[bashi, 2016/07/08 07:32:39]

I didn't know base::Owned(). Thanks. Probably we can use it (may depend on how
we connect the browser and renderers).

+  }
+
   int num_raster_threads = 0;
   std::string string_value =
       command_line.GetSwitchValueASCII(switches::kNumRasterThreads);