Per-renderer WebSocket throttling

content/browser/renderer_host/websocket_dispatcher_host_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/renderer_host/websocket_dispatcher_host.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 15 matching lines @@
 static const int kMagicRenderProcessId = 506116062;
 
 class WebSocketDispatcherHostTest;
 
 // A mock of WebsocketHost which records received messages.
 class MockWebSocketHost : public WebSocketHost {
  public:
   MockWebSocketHost(int routing_id,
                     WebSocketDispatcherHost* dispatcher,
                     net::URLRequestContext* url_request_context,
+                    int delay_in_ms,
                     WebSocketDispatcherHostTest* owner);
 
   ~MockWebSocketHost() override {}
 
   bool OnMessageReceived(const IPC::Message& message) override {
     received_messages_.push_back(message);
     return true;
   }
 
   void GoAway() override;
@@ skipping 36 matching lines @@
   std::vector<MockWebSocketHost*> mock_hosts_;
   std::vector<int> gone_hosts_;
 
   base::WeakPtrFactory<WebSocketDispatcherHostTest> weak_ptr_factory_;
 
  private:
   net::URLRequestContext* OnGetRequestContext() {
     return NULL;
   }
 
-  WebSocketHost* CreateWebSocketHost(int routing_id) {
-    MockWebSocketHost* host =
-        new MockWebSocketHost(routing_id, dispatcher_host_.get(), NULL, this);
+  WebSocketHost* CreateWebSocketHost(int routing_id, int delay_in_ms) {
+    MockWebSocketHost* host = new MockWebSocketHost(
+        routing_id, dispatcher_host_.get(), NULL, delay_in_ms, this);
     mock_hosts_.push_back(host);
     return host;
   }
 };
 
 MockWebSocketHost::MockWebSocketHost(
     int routing_id,
     WebSocketDispatcherHost* dispatcher,
     net::URLRequestContext* url_request_context,
+    int delay_in_ms,
     WebSocketDispatcherHostTest* owner)
-    : WebSocketHost(routing_id, dispatcher, url_request_context),
+    : WebSocketHost(routing_id, dispatcher, url_request_context, delay_in_ms),
       owner_(owner->GetWeakPtr()) {}
 
 void MockWebSocketHost::GoAway() {
   if (owner_)
     owner_->GoAway(routing_id());
 }
 
 TEST_F(WebSocketDispatcherHostTest, Construct) {
   // Do nothing.
 }
@@ skipping 94 matching lines @@
   ASSERT_EQ(2u, gone_hosts_.size());
   // The gone_hosts_ ordering is not predictable because it depends on the
   // hash_map ordering.
   std::sort(gone_hosts_.begin(), gone_hosts_.end());
   EXPECT_EQ(123, gone_hosts_[0]);
   EXPECT_EQ(456, gone_hosts_[1]);
 }
 
 }  // namespace
 }  // namespace content