Fix link errors when build VST plug-ins with VST 3 hosting support

modules/juce_audio_plugin_client/VST3/juce_VST3_Wrapper.cpp

@@ -27,7 +27,15 @@
 //==============================================================================
 #if JucePlugin_Build_VST3 && (__APPLE_CPP__ || __APPLE_CC__ || _WIN32 || _WIN64)
 
+#if JUCE_PLUGINHOST_VST3 && (JUCE_MAC || JUCE_WINDOWS)
+ #undef JUCE_VST3HEADERS_INCLUDE_HEADERS_ONLY
+ #define JUCE_VST3HEADERS_INCLUDE_HEADERS_ONLY 1
+#endif
+
 #include "../../juce_audio_processors/format_types/juce_VST3Headers.h"
+
+#undef JUCE_VST3HEADERS_INCLUDE_HEADERS_ONLY
+
 #include "../utility/juce_CheckSettingMacros.h"
 #include "../utility/juce_IncludeModuleHeaders.h"
 #include "../utility/juce_WindowsHooks.h"

modules/juce_audio_processors/format_types/juce_VST3Headers.h

@@ -81,6 +81,7 @@
  #include <pluginterfaces/vst/ivstunits.h>
  #include <pluginterfaces/vst/ivstmidicontrollers.h>
  #include <public.sdk/source/common/memorystream.h>
+ #include <public.sdk/source/vst/vsteditcontroller.h>
 #else
  #include <base/source/baseiids.cpp>
  #include <base/source/fatomic.cpp>
@@ -128,6 +129,10 @@ namespace Steinberg
  #pragma clang diagnostic pop
 #endif
 
+#if JUCE_WINDOWS
+ #include <windows.h>
+#endif
+
 //==============================================================================
 #undef ASSERT
 #undef WARNING

modules/juce_audio_processors/format_types/juce_VST3PluginFormat.cpp

@@ -26,16 +26,9 @@
 
 } // namespace juce
 
-#if JucePlugin_Build_VST3
- #undef JUCE_VST3HEADERS_INCLUDE_HEADERS_ONLY
- #define JUCE_VST3HEADERS_INCLUDE_HEADERS_ONLY 1
-#endif
-
 #include <map>
 #include "juce_VST3Headers.h"
 
-#undef JUCE_VST3HEADERS_INCLUDE_HEADERS_ONLY
-
 namespace juce
 {