[inspector] Prepare some methods in V8InspectorImpl to multiple sessions

src/inspector/v8-inspector-impl.h

 /*
  * Copyright (c) 2010, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef V8_INSPECTOR_V8INSPECTORIMPL_H_
 #define V8_INSPECTOR_V8INSPECTORIMPL_H_
 
-#include <vector>
+#include <functional>
 
 #include "src/base/macros.h"
 #include "src/inspector/protocol/Protocol.h"
 
 #include "include/v8-inspector.h"
 
 namespace v8_inspector {
 
 class InspectedContext;
 class V8Console;
@@ skipping 50 matching lines @@
   void asyncTaskFinished(void* task) override;
   void allAsyncTasksCanceled() override;
 
   unsigned nextExceptionId() { return ++m_lastExceptionId; }
   void enableStackCapturingIfNeeded();
   void disableStackCapturingIfNeeded();
   void muteExceptions(int contextGroupId);
   void unmuteExceptions(int contextGroupId);
   V8ConsoleMessageStorage* ensureConsoleMessageStorage(int contextGroupId);
   bool hasConsoleMessageStorage(int contextGroupId);
-  using ContextByIdMap =
-      protocol::HashMap<int, std::unique_ptr<InspectedContext>>;
   void discardInspectedContext(int contextGroupId, int contextId);
-  const ContextByIdMap* contextGroup(int contextGroupId);
   void disconnect(V8InspectorSessionImpl*);
   V8InspectorSessionImpl* sessionForContextGroup(int contextGroupId);
+  V8InspectorSessionImpl* sessionById(int sessionId);
   InspectedContext* getContext(int groupId, int contextId) const;
-  V8DebuggerAgentImpl* enabledDebuggerAgentForGroup(int contextGroupId);
-  V8RuntimeAgentImpl* enabledRuntimeAgentForGroup(int contextGroupId);
-  V8ProfilerAgentImpl* enabledProfilerAgentForGroup(int contextGroupId);
   V8Console* console();
+  void forEachContext(int contextGroupId,
+                      std::function<void(InspectedContext*)> callback);
 
  private:
   v8::Isolate* m_isolate;
   V8InspectorClient* m_client;
   std::unique_ptr<V8Debugger> m_debugger;
   v8::Global<v8::Context> m_regexContext;
   int m_capturingStackTracesCount;
   unsigned m_lastExceptionId;
   int m_lastContextId;
+  int m_lastSessionId = 0;
 
   using MuteExceptionsMap = protocol::HashMap<int, int>;
   MuteExceptionsMap m_muteExceptionsMap;
 
+  using ContextByIdMap =
+      protocol::HashMap<int, std::unique_ptr<InspectedContext>>;
   using ContextsByGroupMap =
       protocol::HashMap<int, std::unique_ptr<ContextByIdMap>>;
   ContextsByGroupMap m_contexts;
 
   using SessionMap = protocol::HashMap<int, V8InspectorSessionImpl*>;
   SessionMap m_sessions;
+  protocol::HashMap<int, V8InspectorSessionImpl*> m_sessionById;
 
   using ConsoleStorageMap =
       protocol::HashMap<int, std::unique_ptr<V8ConsoleMessageStorage>>;
   ConsoleStorageMap m_consoleStorageMap;
 
   protocol::HashMap<int, int> m_contextIdToGroupIdMap;
 
   std::unique_ptr<V8Console> m_console;
 
   DISALLOW_COPY_AND_ASSIGN(V8InspectorImpl);
 };
 
 }  // namespace v8_inspector
 
 #endif  // V8_INSPECTOR_V8INSPECTORIMPL_H_