Switching to the new FabricUIManager and all new shadow tree infra

Reviewed By: fkgozali

Differential Revision: D7230670

fbshipit-source-id: bca7d2859b87931c0d15406782b7d689de1d8c36

Author: shergin

React/Fabric/RCTFabricPlatformUIOperationManager.h

@@ -10,7 +10,7 @@
 
 #import <memory>
 
-#include <fabric/IFabricPlatformUIOperationManager.h>
+#include <fabric/uimanager/IFabricPlatformUIOperationManager.h>
 
 @class RCTFabricPlatformUIOperationManager;
 

React/Fabric/RCTFabricUIManagerWrapper.mm

@@ -7,7 +7,11 @@
 
 #import "RCTFabricUIManagerWrapper.h"
 
-#include <fabric/FabricUIManager.h>
+#include <fabric/uimanager/FabricUIManager.h>
+
+#include <folly/dynamic.h>
+#include <folly/json.h>
+
 
 #import "RCTFabricPlatformUIOperationManager.h"
 

ReactCommon/fabric/BUCK

@@ -46,7 +46,8 @@ rn_xplat_cxx_library(
         "xplat//folly:memory",
         "xplat//folly:molly",
         "xplat//third-party/glog:glog",
-        react_native_xplat_target("fabric/debug:debug"),
         react_native_xplat_target("fabric/core:core"),
+        react_native_xplat_target("fabric/debug:debug"),
+        react_native_xplat_target("fabric/view:view"),
     ],
 )

ReactCommon/fabric/uimanager/BUCK

@@ -7,6 +7,8 @@
 
 #include "FabricUIManager.h"
 
+#include <glog/logging.h>
+
 #include <fabric/core/LayoutContext.h>
 #include <fabric/view/ViewComponentDescriptor.h>
 #include <fabric/view/ViewProps.h>
@@ -97,12 +99,14 @@ void FabricUIManager::completeRoot(int rootTag, const SharedShadowNodeUnsharedLi
   LayoutContext layoutContext = LayoutContext();
   layoutContext.affectedShadowNodes = std::make_shared<std::unordered_set<SharedLayoutableShadowNode>>();
 
+  LOG(INFO) << "Shadow tree *before* layout: \n" << viewShadowNode->getDebugDescription() ;
+
   auto nonConstViewShadowNode = std::const_pointer_cast<ViewShadowNode>(viewShadowNode);
   nonConstViewShadowNode->layout(layoutContext);
 
   rootShadowNode->sealRecursive();
 
-  printf("## layouted rootShadowNode: %s \n", nonConstViewShadowNode->getDebugDescription(0).c_str());
+  LOG(INFO) << "Shadow tree *after* layout: \n" << nonConstViewShadowNode->getDebugDescription();
 }
 
 } // namespace react