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

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

Index: third_party/WebKit/Source/platform/v8_inspector/V8RuntimeAgentImpl.cpp
diff --git a/third_party/WebKit/Source/platform/v8_inspector/V8RuntimeAgentImpl.cpp b/third_party/WebKit/Source/platform/v8_inspector/V8RuntimeAgentImpl.cpp
index bbb129843697593e23fd5d9a5d13ef7aed94e7f8..1eecc58b97cc5965a2728e75adddcc4bc5b1c2f7 100644
--- a/third_party/WebKit/Source/platform/v8_inspector/V8RuntimeAgentImpl.cpp
+++ b/third_party/WebKit/Source/platform/v8_inspector/V8RuntimeAgentImpl.cpp
@@ -116,7 +116,8 @@ void V8RuntimeAgentImpl::evaluate(
         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";
@@ -132,7 +133,13 @@ void V8RuntimeAgentImpl::evaluate(
         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)