Move CPDFSDK_Environment code to cpp file

This CL moves the code from the .h file into the .cpp file.

Review-Url: https://codereview.chromium.org/2354363003
diff --git a/xfa/fxfa/app/xfa_fftext.cpp b/xfa/fxfa/app/xfa_fftext.cpp
index 2e5bb64..ad0fdbc 100644
--- a/xfa/fxfa/app/xfa_fftext.cpp
+++ b/xfa/fxfa/app/xfa_fftext.cpp
@@ -135,7 +135,7 @@
     return FALSE;
   }
   CXFA_FFDoc* pDoc = GetDoc();
-  pDoc->GetDocEnvironment()->GotoURL(pDoc, wsURLContent, FALSE);
+  pDoc->GetDocEnvironment()->GotoURL(pDoc, wsURLContent);
   return TRUE;
 }
 FWL_WidgetHit CXFA_FFText::OnHitTest(FX_FLOAT fx, FX_FLOAT fy) {
diff --git a/xfa/fxfa/include/fxfa.h b/xfa/fxfa/include/fxfa.h
index 04fabee..1ffcbf7 100644
--- a/xfa/fxfa/include/fxfa.h
+++ b/xfa/fxfa/include/fxfa.h
@@ -321,9 +321,7 @@
   virtual void ExportData(CXFA_FFDoc* hDoc,
                           const CFX_WideString& wsFilePath,
                           FX_BOOL bXDP) = 0;
-  virtual void GotoURL(CXFA_FFDoc* hDoc,
-                       const CFX_WideString& bsURL,
-                       FX_BOOL bAppend) = 0;
+  virtual void GotoURL(CXFA_FFDoc* hDoc, const CFX_WideString& bsURL) = 0;
   virtual FX_BOOL IsValidationsEnabled(CXFA_FFDoc* hDoc) = 0;
   virtual void SetValidationsEnabled(CXFA_FFDoc* hDoc, FX_BOOL bEnabled) = 0;
   virtual void SetFocusWidget(CXFA_FFDoc* hDoc, CXFA_FFWidget* hWidget) = 0;
diff --git a/xfa/fxfa/parser/cscript_hostpseudomodel.cpp b/xfa/fxfa/parser/cscript_hostpseudomodel.cpp
index 5ca550a..d4fd19e 100644
--- a/xfa/fxfa/parser/cscript_hostpseudomodel.cpp
+++ b/xfa/fxfa/parser/cscript_hostpseudomodel.cpp
@@ -239,7 +239,7 @@
     CFX_ByteString bsURL = pArguments->GetUTF8String(0);
     wsURL = CFX_WideString::FromUTF8(bsURL.AsStringC());
   }
-  pNotify->GetDocEnvironment()->GotoURL(hDoc, wsURL, TRUE);
+  pNotify->GetDocEnvironment()->GotoURL(hDoc, wsURL);
 }
 void CScript_HostPseudoModel::OpenList(CFXJSE_Arguments* pArguments) {
   if (!m_pDocument->GetScriptContext()->IsRunAtClient()) {