[build/windows] Remove logging from default debug configurations.

DLG is rather costly for performance and should be used judiciously.
This removes it from the default configurations but gives an example
how to enable it using the `UserDefines` property.

* builds/windows/vc2010/freetype.vcxproj: Hide FT_DEBUG_LOGGING.

builds/windows/vc2010/freetype.vcxproj

@@ -1,4 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  You can use this file to build FreeType with MSBuild as follows
+
+    MSBuild.exe -t:Rebuild
+                -p:Configuration=Debug
+                -p:Platform=x64
+                -p:UserDefines=FT_DEBUG_LOGGING
+                   builds/windows/vc2010/freetype.vcxproj
+
+  or with different appropriate switches. It also works with Visual Studio.
+  Additional customization can be made in `freetype.user.props`.
+-->
 <Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
@@ -122,7 +134,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>$(UserOptionDirectory);..\..\..\include;$(UserIncludeDirectories);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT_DEBUG_LOGGING;FT2_BUILD_LIBRARY;DLL_EXPORT;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT2_BUILD_LIBRARY;DLL_EXPORT;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
       <DisableLanguageExtensions>false</DisableLanguageExtensions>
@@ -149,7 +161,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>$(UserOptionDirectory);..\..\..\include;$(UserIncludeDirectories);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT_DEBUG_LOGGING;FT2_BUILD_LIBRARY;DLL_EXPORT;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT2_BUILD_LIBRARY;DLL_EXPORT;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
       <DisableLanguageExtensions>false</DisableLanguageExtensions>
@@ -176,7 +188,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>$(UserOptionDirectory);..\..\..\include;$(UserIncludeDirectories);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT_DEBUG_LOGGING;FT2_BUILD_LIBRARY;DLL_EXPORT;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT2_BUILD_LIBRARY;DLL_EXPORT;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
       <DisableLanguageExtensions>false</DisableLanguageExtensions>
@@ -203,7 +215,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>$(UserOptionDirectory);..\..\..\include;$(UserIncludeDirectories);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT_DEBUG_LOGGING;FT2_BUILD_LIBRARY;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT2_BUILD_LIBRARY;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <DisableLanguageExtensions>false</DisableLanguageExtensions>
@@ -229,7 +241,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>$(UserOptionDirectory);..\..\..\include;$(UserIncludeDirectories);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT_DEBUG_LOGGING;FT2_BUILD_LIBRARY;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT2_BUILD_LIBRARY;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <DisableLanguageExtensions>false</DisableLanguageExtensions>
@@ -255,7 +267,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>$(UserOptionDirectory);..\..\..\include;$(UserIncludeDirectories);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT_DEBUG_LOGGING;FT2_BUILD_LIBRARY;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;FT_DEBUG_LEVEL_ERROR;FT_DEBUG_LEVEL_TRACE;FT2_BUILD_LIBRARY;$(UserDefines);%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <DisableLanguageExtensions>false</DisableLanguageExtensions>