Removed the ProcessHandle from the RendererClosedDetails payload

content/browser/mach_broker_mac_unittest.cc

 // Copyright (c) 2009 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/mach_broker_mac.h"
 
 #include "base/synchronization/lock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 
 class MachBrokerTest : public testing::Test {
  public:
   // Helper function to acquire/release locks and call |PlaceholderForPid()|.
-  void AddPlaceholderForPid(base::ProcessHandle pid) {
+  void AddPlaceholderForPid(base::ProcessHandle pid, int child_process_id) {
     base::AutoLock lock(broker_.GetLock());
-    broker_.AddPlaceholderForPid(pid);
+    broker_.AddPlaceholderForPid(pid, child_process_id);
   }
 
   void InvalidatePid(base::ProcessHandle pid) {
     broker_.InvalidatePid(pid);
   }
 
+  void InvalidateChildProcessId(int child_process_id) {
+    broker_.InvalidateChildProcessId(child_process_id);
+  }
+
+  int GetChildProcessCount(int child_process_id) {
+    int count = 0;
+    for (const auto& it : broker_.child_process_id_map_) {
+      if (it.second == child_process_id)
+        count++;
+    }
+    return count;
+  }
+
   // Helper function to acquire/release locks and call |FinalizePid()|.
   void FinalizePid(base::ProcessHandle pid,
                    mach_port_t task_port) {
     base::AutoLock lock(broker_.GetLock());
     broker_.FinalizePid(pid, task_port);
   }
 
  protected:
   MachBroker broker_;
 };
 
 TEST_F(MachBrokerTest, Locks) {
   // Acquire and release the locks.  Nothing bad should happen.
   base::AutoLock lock(broker_.GetLock());
 }
 
 TEST_F(MachBrokerTest, AddPlaceholderAndFinalize) {
   // Add a placeholder for PID 1.
-  AddPlaceholderForPid(1);
+  AddPlaceholderForPid(1, 1);
   EXPECT_EQ(0u, broker_.TaskForPid(1));
 
   // Finalize PID 1.
   FinalizePid(1, 100u);
   EXPECT_EQ(100u, broker_.TaskForPid(1));
 
   // Should be no entry for PID 2.
   EXPECT_EQ(0u, broker_.TaskForPid(2));
 }
 
 TEST_F(MachBrokerTest, Invalidate) {
-  AddPlaceholderForPid(1);
+  AddPlaceholderForPid(1, 1);
   FinalizePid(1, 100u);
 
   EXPECT_EQ(100u, broker_.TaskForPid(1));
   InvalidatePid(1u);
   EXPECT_EQ(0u, broker_.TaskForPid(1));
 }
 
+TEST_F(MachBrokerTest, InvalidateChildProcessId) {
+  // Add a placeholder for PID 1 and child process id 50.
+  AddPlaceholderForPid(1, 50);
+  FinalizePid(1, 100u);
+
+  EXPECT_EQ(100u, broker_.TaskForPid(1));
+  InvalidateChildProcessId(50);
+  EXPECT_EQ(0u, broker_.TaskForPid(1));
+}
+
+TEST_F(MachBrokerTest, ValidateChildProcessIdMap) {
+  // Add a placeholder for PID 1 and child process id 50.
+  AddPlaceholderForPid(1, 50);
+  FinalizePid(1, 100u);
+
+  EXPECT_EQ(1, GetChildProcessCount(50));
+  InvalidateChildProcessId(50);
+  EXPECT_EQ(0, GetChildProcessCount(50));
+}
+
 TEST_F(MachBrokerTest, FinalizeUnknownPid) {
   // Finalizing an entry for an unknown pid should not add it to the map.
   FinalizePid(1u, 100u);
   EXPECT_EQ(0u, broker_.TaskForPid(1u));
 }
 
 }  // namespace content