Devtools: convert pair of booleans in setInspectModeEnabled into enum parameter

Source/core/inspector/InspectorDOMAgent.cpp

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2011 Google Inc. All rights reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 1247 matching lines @@
     highlightConfig->padding = parseConfigColor("paddingColor", highlightInspectorObject);
     highlightConfig->border = parseConfigColor("borderColor", highlightInspectorObject);
     highlightConfig->margin = parseConfigColor("marginColor", highlightInspectorObject);
     highlightConfig->eventTarget = parseConfigColor("eventTargetColor", highlightInspectorObject);
     highlightConfig->shape = parseConfigColor("shapeColor", highlightInspectorObject);
     highlightConfig->shapeMargin = parseConfigColor("shapeMarginColor", highlightInspectorObject);
 
     return highlightConfig.release();
 }
 
-void InspectorDOMAgent::setInspectModeEnabled(ErrorString* errorString, bool enabled, const bool* inspectUAShadowDOM, const RefPtr<JSONObject>* highlightConfig)
+void InspectorDOMAgent::setInspectMode(ErrorString* errorString, const String& mode, const RefPtr<JSONObject>* highlightConfig)
 {
-    if (enabled && !pushDocumentUponHandlelessOperation(errorString))
+    SearchMode searchMode;
+    if (mode == TypeBuilder::getEnumConstantValue(TypeBuilder::DOM::InspectMode::SearchForNode)) {
+        searchMode = SearchingForNormal;
+    } else if (mode == TypeBuilder::getEnumConstantValue(TypeBuilder::DOM::InspectMode::SearchForUAShadowDOM)) {
+        searchMode = SearchingForUAShadow;
+    } else if (mode == TypeBuilder::getEnumConstantValue(TypeBuilder::DOM::InspectMode::None)) {
+        searchMode = NotSearching;
+    } else {
+        *errorString = "Unknown mode \"" + mode + "\" was provided.";
         return;
-    SearchMode searchMode = enabled ? (asBool(inspectUAShadowDOM) ? SearchingForUAShadow : SearchingForNormal) : NotSearching;
+    }
+
+    if (searchMode != NotSearching && !pushDocumentUponHandlelessOperation(errorString))
+        return;
+
     setSearchingForNode(errorString, searchMode, highlightConfig ? highlightConfig->get() : nullptr);
 }
 
 void InspectorDOMAgent::highlightRect(ErrorString*, int x, int y, int width, int height, const RefPtr<JSONObject>* color, const RefPtr<JSONObject>* outlineColor)
 {
     OwnPtr<FloatQuad> quad = adoptPtr(new FloatQuad(FloatRect(x, y, width, height)));
     innerHighlightQuad(quad.release(), color, outlineColor);
 }
 
 void InspectorDOMAgent::highlightQuad(ErrorString* errorString, const RefPtr<JSONArray>& quadArray, const RefPtr<JSONObject>* color, const RefPtr<JSONObject>* outlineColor)
@@ skipping 954 matching lines @@
     visitor->trace(m_revalidateTask);
     visitor->trace(m_searchResults);
 #endif
     visitor->trace(m_hoveredNodeForInspectMode);
     visitor->trace(m_history);
     visitor->trace(m_domEditor);
     InspectorBaseAgent::trace(visitor);
 }
 
 } // namespace blink