[DevTools] Bring back bypassing CSP for eval in Runtime.evaluate

third_party/WebKit/Source/platform/v8_inspector/V8RuntimeAgentImpl.cpp

 /*
  * Copyright (C) 2011 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 98 matching lines @@
             return;
         }
         contextId = mainInGroup->contextId();
     }
 
     InjectedScript* injectedScript = m_connection->findInjectedScript(errorString, contextId);
     if (!injectedScript)
         return;
 
     v8::HandleScope scope(injectedScript->isolate());
-    v8::Context::Scope contextScope(injectedScript->context()->context());
+    v8::Local<v8::Context> context = injectedScript->context()->context();
+    v8::Context::Scope contextScope(context);
 
     if (!injectedScript->canAccessInspectedWindow()) {
         *errorString = "Can not access given context";
         return;
     }
 
     IgnoreExceptionsScope ignoreExceptionsScope(doNotPauseOnExceptionsAndMuteConsole.fromMaybe(false) ? m_debugger : nullptr);
     MuteConsoleScope muteConsoleScope(doNotPauseOnExceptionsAndMuteConsole.fromMaybe(false) ? m_debugger : nullptr);
     v8::TryCatch tryCatch(injectedScript->isolate());
 
     v8::MaybeLocal<v8::Object> commandLineAPI = includeCommandLineAPI.fromMaybe(false) ? injectedScript->commandLineAPI(errorString) : v8::MaybeLocal<v8::Object>();
     if (includeCommandLineAPI.fromMaybe(false) && commandLineAPI.IsEmpty())
         return;
     InjectedScript::ScopedGlobalObjectExtension scopeExtension(injectedScript, commandLineAPI);
 
+    bool evalIsDisabled = !context->IsCodeGenerationFromStringsAllowed();
+    // Temporarily enable allow evals for inspector.
+    if (evalIsDisabled)
+        context->AllowCodeGenerationFromStrings(true);
     v8::MaybeLocal<v8::Value> maybeResultValue = m_debugger->compileAndRunInternalScript(injectedScript->context()->context(), toV8String(injectedScript->isolate(), expression));
+    if (evalIsDisabled)
+        context->AllowCodeGenerationFromStrings(false);
     // InjectedScript may be gone after any evaluate call - find it again.
     injectedScript = m_connection->findInjectedScript(errorString, contextId);
     if (!injectedScript)
         return;
 
     injectedScript->wrapEvaluateResult(errorString,
         maybeResultValue,
         tryCatch,
         objectGroup.fromMaybe(""),
         returnByValue.fromMaybe(false),
@@ skipping 403 matching lines @@
 
 void V8RuntimeAgentImpl::reportExecutionContextDestroyed(InspectedContext* context)
 {
     if (m_enabled && context->isReported()) {
         context->setReported(false);
         m_frontend->executionContextDestroyed(context->contextId());
     }
 }
 
 } // namespace blink