Make cc::SoftwareImageDecodeController, cc::ResourcePool, and cc::StagingBufferPoo…

cc/resources/resource_pool.h

Index: cc/resources/resource_pool.h
diff --git a/cc/resources/resource_pool.h b/cc/resources/resource_pool.h
index d9961ef19f790e4b46fc05ec21903c32f2babc72..6a075422136c81784ca27729786370724c70900f 100644
--- a/cc/resources/resource_pool.h
+++ b/cc/resources/resource_pool.h
@@ -19,10 +19,13 @@
 #include "cc/resources/resource.h"
 #include "cc/resources/resource_format.h"
 #include "cc/resources/scoped_resource.h"
+#include "components/memory_coordinator/common/memory_coordinator_client.h"
 
 namespace cc {
 
-class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider {
+class CC_EXPORT ResourcePool
+    : public base::trace_event::MemoryDumpProvider,
+      public memory_coordinator::MemoryCoordinatorClient {
  public:
   // Delay before a resource is considered expired.
   static base::TimeDelta kDefaultExpirationDelay;
@@ -156,6 +159,10 @@ class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider {
   bool HasEvictableResources() const;
   base::TimeTicks GetUsageTimeForLRUResource() const;
 
+  // Overriden from memory_coordinator::MemoryCoordinatorClient.
+  void OnMemoryStateChange(
+      memory_coordinator::mojom::MemoryState state) override;
+
   ResourceProvider* resource_provider_;
   bool use_gpu_memory_buffers_;
   gfx::BufferUsage usage_;