DevTools: remove DevToolsTargetDescriptor and its implementations, we are now based on devtools age…

chrome/browser/extensions/api/debugger/debugger_api.h

Index: chrome/browser/extensions/api/debugger/debugger_api.h
diff --git a/chrome/browser/extensions/api/debugger/debugger_api.h b/chrome/browser/extensions/api/debugger/debugger_api.h
index af2d98f1472288cbd9f89f987f05b4221d80c134..c9e7ef0cd39f8593e013f1df7ef5959e06db9367 100644
--- a/chrome/browser/extensions/api/debugger/debugger_api.h
+++ b/chrome/browser/extensions/api/debugger/debugger_api.h
@@ -13,19 +13,17 @@
 
 #include "chrome/browser/extensions/chrome_extension_function.h"
 #include "chrome/common/extensions/api/debugger.h"
+#include "content/public/browser/devtools_agent_host.h"
 
 using extensions::api::debugger::Debuggee;
 
 // Base debugger function.
 
-class DevToolsTargetImpl;
-
 namespace base {
 class DictionaryValue;
 }
 
 namespace content {
-class DevToolsAgentHost;
 class WebContents;
 }
 
@@ -104,7 +102,7 @@ class DebuggerGetTargetsFunction : public DebuggerFunction {
   bool RunAsync() override;
 
  private:
-  void SendTargetList(const std::vector<DevToolsTargetImpl*>& target_list);
+  void SendTargetList(const content::DevToolsAgentHost::List& target_list);
 };
 
 }  // namespace extensions