Use unique_ptr in CFXA_FM expressions

xfa/fxfa/fm2js/xfa_expression.cpp

Index: xfa/fxfa/fm2js/xfa_expression.cpp
diff --git a/xfa/fxfa/fm2js/xfa_expression.cpp b/xfa/fxfa/fm2js/xfa_expression.cpp
index 8d1888a797a88557b6c3b532ee90fcd801d48b8b..a668fc9089aa161c43cc65706bcc967ed0f9bb96 100644
--- a/xfa/fxfa/fm2js/xfa_expression.cpp
+++ b/xfa/fxfa/fm2js/xfa_expression.cpp
@@ -103,12 +103,13 @@ void CXFA_FMFunctionDefinition::ToJavaScript(CFX_WideTextBuf& javascript) {
 
 void CXFA_FMFunctionDefinition::ToImpliedReturnJS(CFX_WideTextBuf&) {}
 
-CXFA_FMVarExpression::CXFA_FMVarExpression(uint32_t line,
-                                           const CFX_WideStringC& wsName,
-                                           CXFA_FMExpression* pInit)
+CXFA_FMVarExpression::CXFA_FMVarExpression(
+    uint32_t line,
+    const CFX_WideStringC& wsName,
+    std::unique_ptr<CXFA_FMExpression> pInit)
     : CXFA_FMExpression(line, XFA_FM_EXPTYPE_VAR),
       m_wsName(wsName),
-      m_pInit(pInit) {}
+      m_pInit(std::move(pInit)) {}
 
 CXFA_FMVarExpression::~CXFA_FMVarExpression() {}
 
@@ -158,9 +159,11 @@ void CXFA_FMVarExpression::ToImpliedReturnJS(CFX_WideTextBuf& javascript) {
   javascript << FX_WSTRC(L";\n");
 }
 
-CXFA_FMExpExpression::CXFA_FMExpExpression(uint32_t line,
-                                           CXFA_FMSimpleExpression* pExpression)
-    : CXFA_FMExpression(line, XFA_FM_EXPTYPE_EXP), m_pExpression(pExpression) {}
+CXFA_FMExpExpression::CXFA_FMExpExpression(
+    uint32_t line,
+    std::unique_ptr<CXFA_FMSimpleExpression> pExpression)
+    : CXFA_FMExpression(line, XFA_FM_EXPTYPE_EXP),
+      m_pExpression(std::move(pExpression)) {}
 
 CXFA_FMExpExpression::~CXFA_FMExpExpression() {}
 
@@ -223,9 +226,10 @@ void CXFA_FMBlockExpression::ToImpliedReturnJS(CFX_WideTextBuf& javascript) {
   javascript << FX_WSTRC(L"}\n");
 }
 
-CXFA_FMDoExpression::CXFA_FMDoExpression(uint32_t line,
-                                         CXFA_FMExpression* pList)
-    : CXFA_FMExpression(line), m_pList(pList) {}
+CXFA_FMDoExpression::CXFA_FMDoExpression(
+    uint32_t line,
+    std::unique_ptr<CXFA_FMExpression> pList)
+    : CXFA_FMExpression(line), m_pList(std::move(pList)) {}
 
 CXFA_FMDoExpression::~CXFA_FMDoExpression() {}
 
@@ -237,14 +241,15 @@ void CXFA_FMDoExpression::ToImpliedReturnJS(CFX_WideTextBuf& javascript) {
   m_pList->ToImpliedReturnJS(javascript);
 }
 
-CXFA_FMIfExpression::CXFA_FMIfExpression(uint32_t line,
-                                         CXFA_FMSimpleExpression* pExpression,
-                                         CXFA_FMExpression* pIfExpression,
-                                         CXFA_FMExpression* pElseExpression)
+CXFA_FMIfExpression::CXFA_FMIfExpression(
+    uint32_t line,
+    std::unique_ptr<CXFA_FMSimpleExpression> pExpression,
+    std::unique_ptr<CXFA_FMExpression> pIfExpression,
+    std::unique_ptr<CXFA_FMExpression> pElseExpression)
     : CXFA_FMExpression(line, XFA_FM_EXPTYPE_IF),
-      m_pExpression(pExpression),
-      m_pIfExpression(pIfExpression),
-      m_pElseExpression(pElseExpression) {}
+      m_pExpression(std::move(pExpression)),
+      m_pIfExpression(std::move(pIfExpression)),
+      m_pElseExpression(std::move(pElseExpression)) {}
 
 CXFA_FMIfExpression::~CXFA_FMIfExpression() {}
 
@@ -308,11 +313,11 @@ void CXFA_FMLoopExpression::ToImpliedReturnJS(CFX_WideTextBuf&) {}
 
 CXFA_FMWhileExpression::CXFA_FMWhileExpression(
     uint32_t line,
-    CXFA_FMSimpleExpression* pCondition,
-    CXFA_FMExpression* pExpression)
+    std::unique_ptr<CXFA_FMSimpleExpression> pCondition,
+    std::unique_ptr<CXFA_FMExpression> pExpression)
     : CXFA_FMLoopExpression(line),
-      m_pCondition(pCondition),
-      m_pExpression(pExpression) {}
+      m_pCondition(std::move(pCondition)),
+      m_pExpression(std::move(pExpression)) {}
 
 CXFA_FMWhileExpression::~CXFA_FMWhileExpression() {}
 
@@ -366,20 +371,21 @@ void CXFA_FMContinueExpression::ToImpliedReturnJS(CFX_WideTextBuf& javascript) {
   javascript << FX_WSTRC(L"continue;\n");
 }
 
-CXFA_FMForExpression::CXFA_FMForExpression(uint32_t line,
-                                           const CFX_WideStringC& wsVariant,
-                                           CXFA_FMSimpleExpression* pAssignment,
-                                           CXFA_FMSimpleExpression* pAccessor,
-                                           int32_t iDirection,
-                                           CXFA_FMSimpleExpression* pStep,
-                                           CXFA_FMExpression* pList)
+CXFA_FMForExpression::CXFA_FMForExpression(
+    uint32_t line,
+    const CFX_WideStringC& wsVariant,
+    std::unique_ptr<CXFA_FMSimpleExpression> pAssignment,
+    std::unique_ptr<CXFA_FMSimpleExpression> pAccessor,
+    int32_t iDirection,
+    std::unique_ptr<CXFA_FMSimpleExpression> pStep,
+    std::unique_ptr<CXFA_FMExpression> pList)
     : CXFA_FMLoopExpression(line),
       m_wsVariant(wsVariant),
-      m_pAssignment(pAssignment),
-      m_pAccessor(pAccessor),
+      m_pAssignment(std::move(pAssignment)),
+      m_pAccessor(std::move(pAccessor)),
       m_iDirection(iDirection),
-      m_pStep(pStep),
-      m_pList(pList) {}
+      m_pStep(std::move(pStep)),
+      m_pList(std::move(pList)) {}
 
 CXFA_FMForExpression::~CXFA_FMForExpression() {}
 
@@ -487,11 +493,11 @@ CXFA_FMForeachExpression::CXFA_FMForeachExpression(
     uint32_t line,
     const CFX_WideStringC& wsIdentifier,
     std::vector<std::unique_ptr<CXFA_FMSimpleExpression>>&& pAccessors,
-    CXFA_FMExpression* pList)
+    std::unique_ptr<CXFA_FMExpression> pList)
     : CXFA_FMLoopExpression(line),
       m_wsIdentifier(wsIdentifier),
       m_pAccessors(std::move(pAccessors)),
-      m_pList(pList) {}
+      m_pList(std::move(pList)) {}
 
 CXFA_FMForeachExpression::~CXFA_FMForeachExpression() {}