Make URLRequestContext a MemoryDumpProvider (Abandoned)

net/http/http_network_session.cc

Index: net/http/http_network_session.cc
diff --git a/net/http/http_network_session.cc b/net/http/http_network_session.cc
index 2936e12e5048e5b176db85fc7768bf0e4b7b697c..0531c91bfaab56624cd910a85c483e8d94b7e0be 100644
--- a/net/http/http_network_session.cc
+++ b/net/http/http_network_session.cc
@@ -15,6 +15,9 @@
 #include "base/profiler/scoped_tracker.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
+#include "base/strings/stringprintf.h"
+#include "base/trace_event/memory_allocator_dump.h"
+#include "base/trace_event/process_memory_dump.h"
 #include "base/values.h"
 #include "net/base/network_throttle_manager_impl.h"
 #include "net/http/http_auth_handler_factory.h"
@@ -381,6 +384,26 @@ void HttpNetworkSession::GetSSLConfig(const HttpRequestInfo& request,
   }
 }
 
+void HttpNetworkSession::DumpMemoryStats(
+    base::trace_event::MemoryAllocatorDump* url_request_context_dump) const {
+  std::string name = base::StringPrintf("net/http_network_session/%p", this);
+  base::trace_event::MemoryAllocatorDump* http_network_session_dump =
+      url_request_context_dump->process_memory_dump()->GetAllocatorDump(name);
+  // If |this| is shared with another URLRequestContext, add an Ownership Edge
+  // and return early.
+  if (http_network_session_dump != nullptr) {
+    url_request_context_dump->process_memory_dump()->AddOwnershipEdge(
+        url_request_context_dump->guid(), http_network_session_dump->guid());
+    return;
+  }
+  http_network_session_dump =
+      url_request_context_dump->process_memory_dump()->CreateAllocatorDump(
+          name);
+  url_request_context_dump->process_memory_dump()->AddOwnershipEdge(
+      url_request_context_dump->guid(), http_network_session_dump->guid());
+  normal_socket_pool_manager_->DumpMemoryStats(http_network_session_dump);
+}
+
 ClientSocketPoolManager* HttpNetworkSession::GetSocketPoolManager(
     SocketPoolType pool_type) {
   switch (pool_type) {