Move PlatformSpeech stuff to platform/

Source/platform/speech/PlatformSpeechSynthesizer.h

Index: Source/platform/speech/PlatformSpeechSynthesizer.h
diff --git a/Source/core/platform/PlatformSpeechSynthesizer.h b/Source/platform/speech/PlatformSpeechSynthesizer.h
similarity index 94%
rename from Source/core/platform/PlatformSpeechSynthesizer.h
rename to Source/platform/speech/PlatformSpeechSynthesizer.h
index ced73ff9e6f6adb7adfb1b1a3bef4d1a7bd619ad..603ab6c1e194aba220fcfd1130ca3c6faab4ec9f 100644
--- a/Source/core/platform/PlatformSpeechSynthesizer.h
+++ b/Source/platform/speech/PlatformSpeechSynthesizer.h
@@ -26,7 +26,8 @@
 #ifndef PlatformSpeechSynthesizer_h
 #define PlatformSpeechSynthesizer_h
 
-#include "core/platform/PlatformSpeechSynthesisVoice.h"
+#include "platform/PlatformExport.h"
+#include "platform/speech/PlatformSpeechSynthesisVoice.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/Vector.h"
 
@@ -57,7 +58,8 @@ protected:
     virtual ~PlatformSpeechSynthesizerClient() { }
 };
 
-class PlatformSpeechSynthesizer {
+class PLATFORM_EXPORT PlatformSpeechSynthesizer {
+    WTF_MAKE_NONCOPYABLE(PlatformSpeechSynthesizer);
 public:
     static PassOwnPtr<PlatformSpeechSynthesizer> create(PlatformSpeechSynthesizerClient*);