Remove renderer notifications of memory pressure.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index b6f34a59bde12a838cae4955364e01528b577d00..ca8285530b0c84a9bbb41460849a8f596a355216 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -91,7 +91,6 @@
 #include "content/browser/media/media_internals.h"
 #include "content/browser/media/midi_host.h"
 #include "content/browser/memory/memory_coordinator_impl.h"
-#include "content/browser/memory/memory_message_filter.h"
 #include "content/browser/mime_registry_impl.h"
 #include "content/browser/notifications/notification_message_filter.h"
 #include "content/browser/notifications/platform_notification_context_impl.h"
@@ -1286,7 +1285,6 @@ void RenderProcessHostImpl::CreateMessageFilters() {
 
   AddFilter(new ProfilerMessageFilter(PROCESS_TYPE_RENDERER));
   AddFilter(new HistogramMessageFilter());
-  AddFilter(new MemoryMessageFilter(this));
 #if defined(OS_ANDROID)
   synchronous_compositor_filter_ =
       new SynchronousCompositorBrowserFilter(GetID());