Cleanup: Fix some unused-function warnings.

core/src/fpdfdoc/doc_basic.cpp

Index: core/src/fpdfdoc/doc_basic.cpp
diff --git a/core/src/fpdfdoc/doc_basic.cpp b/core/src/fpdfdoc/doc_basic.cpp
index 459ae87a0a38f965c40b64c01bac816f98d48bd7..ce05b8f5e1a5dcea8fcaa3153ccd1f9f6092da50 100644
--- a/core/src/fpdfdoc/doc_basic.cpp
+++ b/core/src/fpdfdoc/doc_basic.cpp
@@ -250,6 +250,7 @@ CPDF_Array*	CPDF_NameTree::LookupNamedDest(CPDF_Document* pDoc, FX_BSTR sName)
     }
     return NULL;
 }
+#if _FXM_PLATFORM_  == _FXM_PLATFORM_APPLE_ || _FXM_PLATFORM_  == _FXM_PLATFORM_WINDOWS_
 static CFX_WideString ChangeSlashToPlatform(FX_LPCWSTR str)
 {
     CFX_WideString result;
@@ -257,10 +258,8 @@ static CFX_WideString ChangeSlashToPlatform(FX_LPCWSTR str)
         if (*str == '/') {
 #if _FXM_PLATFORM_  == _FXM_PLATFORM_APPLE_
             result += ':';
-#elif _FXM_PLATFORM_  == _FXM_PLATFORM_WINDOWS_
-            result += '\\';
 #else
-            result += *str;
+            result += '\\';
 #endif
         } else {
             result += *str;
@@ -269,6 +268,7 @@ static CFX_WideString ChangeSlashToPlatform(FX_LPCWSTR str)
     }
     return result;
 }
+#endif
 static CFX_WideString FILESPEC_DecodeFileName(FX_WSTR filepath)
 {
     if (filepath.GetLength() <= 1) {
@@ -349,6 +349,7 @@ FX_BOOL CPDF_FileSpec::IsURL() const
     }
     return ((CPDF_Dictionary*)m_pObj)->GetString(FX_BSTRC("FS")) == FX_BSTRC("URL");
 }
+#if _FXM_PLATFORM_  == _FXM_PLATFORM_APPLE_ || _FXM_PLATFORM_  == _FXM_PLATFORM_WINDOWS_

[Tom Sepez, 2015/02/02 18:48:36]

nit: I'd put this together with ChangeSlashToPlatform() under the same #ifdef at
or around line 253.

[Lei Zhang, 2015/02/07 00:51:30]

Done.

 static CFX_WideString ChangeSlashToPDF(FX_LPCWSTR str)
 {
     CFX_WideString result;
@@ -362,6 +363,7 @@ static CFX_WideString ChangeSlashToPDF(FX_LPCWSTR str)
     }
     return result;
 }
+#endif
 CFX_WideString FILESPEC_EncodeFileName(FX_WSTR filepath)
 {
     if (filepath.GetLength() <= 1) {