Make code compile with clang_use_chrome_plugin (part II)

core/fxcrt/fx_basic_wstring.cpp

Index: core/fxcrt/fx_basic_wstring.cpp
diff --git a/core/fxcrt/fx_basic_wstring.cpp b/core/fxcrt/fx_basic_wstring.cpp
index ba86823fe23fd8ae7472f4b0aa1dc618fc9b1b6d..4cfb134610872b0348a33a5badc940798b23e862 100644
--- a/core/fxcrt/fx_basic_wstring.cpp
+++ b/core/fxcrt/fx_basic_wstring.cpp
@@ -71,11 +71,23 @@ CFX_WideString::CFX_WideString(const FX_WCHAR* pStr, FX_STRSIZE nLen) {
     m_pData.Reset(StringData::Create(pStr, nLen));
 }
 
+CFX_WideString::CFX_WideString() {}
+
+CFX_WideString::CFX_WideString(const CFX_WideString& other)
+    : m_pData(other.m_pData) {}
+
+CFX_WideString::CFX_WideString(CFX_WideString&& other) {
+  m_pData.Swap(other.m_pData);
+}
+
 CFX_WideString::CFX_WideString(FX_WCHAR ch) {
   m_pData.Reset(StringData::Create(1));
   m_pData->m_String[0] = ch;
 }
 
+CFX_WideString::CFX_WideString(const FX_WCHAR* ptr)
+    : CFX_WideString(ptr, ptr ? FXSYS_wcslen(ptr) : 0) {}
+
 CFX_WideString::CFX_WideString(const CFX_WideStringC& stringSrc) {
   if (!stringSrc.IsEmpty()) {
     m_pData.Reset(StringData::Create(stringSrc.c_str(), stringSrc.GetLength()));
@@ -179,6 +191,32 @@ bool CFX_WideString::operator==(const CFX_WideString& other) const {
                  m_pData->m_nDataLength) == 0;
 }
 
+bool CFX_WideString::operator!=(const wchar_t* ptr) const {
+  return !(*this == ptr);
+}
+
+bool CFX_WideString::operator!=(const CFX_WideStringC& str) const {
+  return !(*this == str);
+}
+
+bool CFX_WideString::operator!=(const CFX_WideString& other) const {
+  return !(*this == other);
+}
+
+bool CFX_WideString::operator<(const CFX_WideString& str) const {
+  int result =
+      wmemcmp(c_str(), str.c_str(), std::min(GetLength(), str.GetLength()));
+  return result < 0 || (result == 0 && GetLength() < str.GetLength());
+}
+
+FX_WCHAR CFX_WideString::GetAt(FX_STRSIZE nIndex) const {
+  return m_pData ? m_pData->m_String[nIndex] : 0;
+}
+
+FX_WCHAR CFX_WideString::operator[](FX_STRSIZE nIndex) const {
+  return m_pData ? m_pData->m_String[nIndex] : 0;
+}
+
 void CFX_WideString::AssignCopy(const FX_WCHAR* pSrcData, FX_STRSIZE nSrcLen) {
   AllocBeforeWrite(nSrcLen);
   m_pData->CopyContents(pSrcData, nSrcLen);
@@ -859,6 +897,26 @@ FX_STRSIZE CFX_WideString::WStringLength(const unsigned short* str) {
   return len;
 }
 
+const FX_WCHAR* CFX_WideString::c_str() const {
+  return m_pData ? m_pData->m_String : L"";
+}
+
+CFX_WideStringC CFX_WideString::AsStringC() const {
+  return CFX_WideStringC(c_str(), GetLength());
+}
+
+void CFX_WideString::clear() {
+  m_pData.Reset();
+}
+
+FX_STRSIZE CFX_WideString::GetLength() const {
+  return m_pData ? m_pData->m_nDataLength : 0;
+}
+
+bool CFX_WideString::IsEmpty() const {
+  return !GetLength();
+}
+
 void CFX_WideString::TrimRight(const CFX_WideStringC& pTargets) {
   if (IsEmpty() || pTargets.IsEmpty())
     return;