GPU: Buld most of the gpu as a single DLL.

gpu/command_buffer/service/texture_manager.h

Index: gpu/command_buffer/service/texture_manager.h
===================================================================
--- gpu/command_buffer/service/texture_manager.h	(revision 124044)
+++ gpu/command_buffer/service/texture_manager.h	(working copy)
@@ -12,6 +12,7 @@
 #include "base/memory/ref_counted.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/gl_utils.h"
+#include "gpu/gpu_export.h"
 
 namespace gpu {
 namespace gles2 {
@@ -23,7 +24,7 @@
 //
 // NOTE: To support shared resources an instance of this class will need to be
 // shared by multiple GLES2Decoders.
-class TextureManager {
+class GPU_EXPORT TextureManager {
  public:
   enum DefaultAndBlackTextures {
     kTexture2D,
@@ -34,7 +35,7 @@
   };
 
   // Info about Textures currently in the system.
-  class TextureInfo : public base::RefCounted<TextureInfo> {
+  class GPU_EXPORT TextureInfo : public base::RefCounted<TextureInfo> {
    public:
     typedef scoped_refptr<TextureInfo> Ref;