Merge to XFA: Remove some abstractions in fxjs_v8.h.

Conflicts:
  fpdfsdk/src/javascript/Document.cpp
  fpdfsdk/src/javascript/JS_Runtime.cpp
  fpdfsdk/src/jsapi/fxjs_v8.cpp

New:
  fpdfsdk/src/fpdfxfa/fpdfxfa_app.cpp

(cherry picked from commit 6df59849472958e7de96da6d9fc7b223b7c1f1c3)
Original Review URL: https://codereview.chromium.org/1332973002 .

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1334833003 .
diff --git a/fpdfsdk/src/javascript/JS_EventHandler.cpp b/fpdfsdk/src/javascript/JS_EventHandler.cpp
index 1eee92d..acaacf2 100644
--- a/fpdfsdk/src/javascript/JS_EventHandler.cpp
+++ b/fpdfsdk/src/javascript/JS_EventHandler.cpp
@@ -615,11 +615,13 @@
 
   CJS_Runtime* pRuntime = m_pJSContext->GetJSRuntime();
 
-  JSFXObject pDocObj = JS_NewFxDynamicObj(
-      *pRuntime, m_pJSContext, JS_GetObjDefnID(*pRuntime, L"Document"));
+  v8::Local<v8::Object> pDocObj =
+      JS_NewFxDynamicObj(pRuntime->GetIsolate(), m_pJSContext,
+                         JS_GetObjDefnID(pRuntime->GetIsolate(), L"Document"));
   ASSERT(pDocObj.IsEmpty() == FALSE);
-  JSFXObject pFieldObj = JS_NewFxDynamicObj(
-      *pRuntime, m_pJSContext, JS_GetObjDefnID(*pRuntime, L"Field"));
+  v8::Local<v8::Object> pFieldObj =
+      JS_NewFxDynamicObj(pRuntime->GetIsolate(), m_pJSContext,
+                         JS_GetObjDefnID(pRuntime->GetIsolate(), L"Field"));
   ASSERT(pFieldObj.IsEmpty() == FALSE);
 
   CJS_Document* pJSDocument = (CJS_Document*)JS_GetPrivate(pDocObj);
@@ -650,11 +652,13 @@
 
   CJS_Runtime* pRuntime = m_pJSContext->GetJSRuntime();
 
-  JSFXObject pDocObj = JS_NewFxDynamicObj(
-      *pRuntime, m_pJSContext, JS_GetObjDefnID(*pRuntime, L"Document"));
+  v8::Local<v8::Object> pDocObj =
+      JS_NewFxDynamicObj(pRuntime->GetIsolate(), m_pJSContext,
+                         JS_GetObjDefnID(pRuntime->GetIsolate(), L"Document"));
   ASSERT(pDocObj.IsEmpty() == FALSE);
-  JSFXObject pFieldObj = JS_NewFxDynamicObj(
-      *pRuntime, m_pJSContext, JS_GetObjDefnID(*pRuntime, L"Field"));
+  v8::Local<v8::Object> pFieldObj =
+      JS_NewFxDynamicObj(pRuntime->GetIsolate(), m_pJSContext,
+                         JS_GetObjDefnID(pRuntime->GetIsolate(), L"Field"));
   ASSERT(pFieldObj.IsEmpty() == FALSE);
 
   CJS_Document* pJSDocument = (CJS_Document*)JS_GetPrivate(pDocObj);