Devtools[LayoutEditor]: Pass data about property change from InspectorOverlayPage

Source/web/WebDevToolsAgentImpl.cpp

Index: Source/web/WebDevToolsAgentImpl.cpp
diff --git a/Source/web/WebDevToolsAgentImpl.cpp b/Source/web/WebDevToolsAgentImpl.cpp
index ec6e783c20b684303dc7e686d0601f96287005fc..bb1782deb9ebb5a1705d08b6c09f4186b08bf849 100644
--- a/Source/web/WebDevToolsAgentImpl.cpp
+++ b/Source/web/WebDevToolsAgentImpl.cpp
@@ -65,6 +65,7 @@
 #include "core/inspector/InspectorTracingAgent.h"
 #include "core/inspector/InspectorWorkerAgent.h"
 #include "core/inspector/InstrumentingAgents.h"
+#include "core/inspector/LayoutEditor.h"
 #include "core/inspector/PageConsoleAgent.h"
 #include "core/inspector/PageDebuggerAgent.h"
 #include "core/inspector/PageRuntimeAgent.h"
@@ -425,6 +426,7 @@ void WebDevToolsAgentImpl::willBeDestroyed()
 
     detach();
     m_injectedScriptManager->disconnect();
+    m_overlay->layoutEditor()->setCSSAgent(nullptr);
     m_agents.discardAgents();
     m_instrumentingAgents->reset();
 }
@@ -444,6 +446,7 @@ void WebDevToolsAgentImpl::initializeDeferredAgents()
     OwnPtrWillBeRawPtr<InspectorCSSAgent> cssAgentPtr(InspectorCSSAgent::create(m_domAgent, m_pageAgent, m_resourceAgent));
     m_cssAgent = cssAgentPtr.get();
     m_agents.append(cssAgentPtr.release());
+    m_overlay->layoutEditor()->setCSSAgent(m_cssAgent.get());

[dgozman, 2015/06/25 10:10:39]

I'd rather call |m_overlay->setCSSAgent()|, which can actually create layout
editor.

[sergeyv, 2015/06/25 12:19:16]

Done.

 
     m_agents.append(InspectorAnimationAgent::create(m_pageAgent, m_domAgent));