Getting rid of more (FX_LPCWSTR) casts and fixing two bugs revealed by this.

fpdfsdk/include/javascript/JS_Define.h

Index: fpdfsdk/include/javascript/JS_Define.h
diff --git a/fpdfsdk/include/javascript/JS_Define.h b/fpdfsdk/include/javascript/JS_Define.h
index 108c1e23ee238718b0bb3a1dd59f7775fba17cff..379af0662a63b711d32a3c0a66ed09baa32076e4 100644
--- a/fpdfsdk/include/javascript/JS_Define.h
+++ b/fpdfsdk/include/javascript/JS_Define.h
@@ -341,8 +341,8 @@ const wchar_t * js_class_name::m_pClassName = JS_WIDESTRING(class_name);\
 	ASSERT(pObj != NULL);\
 	FX_BOOL bRet = FALSE;\
 	MEMLEAKCHECK_1();\
-	bRet = pObj->QueryProperty((FX_LPCWSTR)propname);\
-	MEMLEAKCHECK_2(class_name, (FX_LPCWSTR)prop_name);\
+	bRet = pObj->QueryProperty(propname.c_str());\
+	MEMLEAKCHECK_2(class_name, prop_name.c_str());\
 	if (bRet)\
 	{\
 		info.GetReturnValue().Set(0x004);\
@@ -376,7 +376,7 @@ const wchar_t * js_class_name::m_pClassName = JS_WIDESTRING(class_name);\
 	JS_ErrorString sError;\
 	FX_BOOL bRet = FALSE;\
 	MEMLEAKCHECK_1();\
-	bRet = pObj->DoProperty(cc, (FX_LPCWSTR)propname, value, sError);\
+	bRet = pObj->DoProperty(cc, propname.c_str(), value, sError);\
 	MEMLEAKCHECK_2(class_name, L"GetProperty");\
 	if (bRet)\
 	{\
@@ -414,7 +414,7 @@ const wchar_t * js_class_name::m_pClassName = JS_WIDESTRING(class_name);\
 	JS_ErrorString sError;\
 	FX_BOOL bRet = FALSE;\
 	MEMLEAKCHECK_1();\
-	bRet = pObj->DoProperty(cc, (FX_LPCWSTR)propname, PropValue, sError);\
+	bRet = pObj->DoProperty(cc, propname.c_str(), PropValue, sError);\
 	MEMLEAKCHECK_2(class_name,L"PutProperty");\
 	if (bRet)\
 	{\
@@ -449,7 +449,7 @@ const wchar_t * js_class_name::m_pClassName = JS_WIDESTRING(class_name);\
 	JS_ErrorString sError;\
 	FX_BOOL bRet = FALSE;\
 	MEMLEAKCHECK_1();\
-	bRet = pObj->DelProperty(cc, (FX_LPCWSTR)propname, sError);\
+	bRet = pObj->DelProperty(cc, propname.c_str(), sError);\
 	MEMLEAKCHECK_2(class_name,L"DelProperty");\
 	if (bRet)\
 	{\
@@ -626,7 +626,7 @@ if (JS_DefineGlobalConst(pRuntime,JS_WIDESTRING(const_name),JS_NewString(pRuntim
 int size = sizeof(ArrayContent) / sizeof(FX_LPCWSTR);\
 \
 CJS_Array array(pRuntime);\
-for (int i=0; i<size; i++) array.SetElement(i,CJS_Value(pRuntime,(FX_LPCWSTR)ArrayContent[i]));\
+for (int i=0; i<size; i++) array.SetElement(i,CJS_Value(pRuntime,ArrayContent[i]));\
 \
 CJS_PropValue prop(pRuntime);\
 prop << array;\