Force CUBE_MAP_POSITIVE_X texture allocation before CopyTexImage2D on Intel Mac

gpu/command_buffer/service/texture_manager.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 1102 matching lines @@
   // Get / set the current generation number of this manager.  This generation
   // number changes whenever the service_id of one or more Textures change.
   uint32_t GetServiceIdGeneration() const;
   void IncrementServiceIdGeneration();
 
   static GLenum AdjustTexInternalFormat(const gles2::FeatureInfo* feature_info,
                                         GLenum format);
   static GLenum AdjustTexFormat(const gles2::FeatureInfo* feature_info,
                                 GLenum format);
 
+  void WorkaroundCopyTexImageCubeMap(
+      DecoderTextureState* texture_state,
+      ContextState* state,
+      DecoderFramebufferState* framebuffer_state,
+      TextureRef* texture_ref,
+      const char* function_name,
+      const DoTexImageArguments& args) {
+    DoCubeMapWorkaround(texture_state, state, framebuffer_state,
+                        texture_ref, function_name, args);
+  }
+
  private:
   friend class Texture;
   friend class TextureRef;
 
   // Helper for Initialize().
   scoped_refptr<TextureRef> CreateDefaultAndBlackTextures(
       GLenum target,
       GLuint* black_texture);
 
   void DoTexImage(
@@ skipping 17 matching lines @@
   void DoTexSubImageWithAlignmentWorkaround(
       DecoderTextureState* texture_state,
       ContextState* state,
       const DoTexSubImageArguments& args);
 
   void DoTexSubImageRowByRowWorkaround(DecoderTextureState* texture_state,
                                        ContextState* state,
                                        const DoTexSubImageArguments& args,
                                        const PixelStoreParams& unpack_params);
 
+  void DoCubeMapWorkaround(
+      DecoderTextureState* texture_state,
+      ContextState* state,
+      DecoderFramebufferState* framebuffer_state,
+      TextureRef* texture_ref,
+      const char* function_name,
+      const DoTexImageArguments& args);
+
   void StartTracking(TextureRef* texture);
   void StopTracking(TextureRef* texture);
 
   void UpdateSafeToRenderFrom(int delta);
   void UpdateUnclearedMips(int delta);
   void UpdateCanRenderCondition(Texture::CanRenderCondition old_condition,
                                 Texture::CanRenderCondition new_condition);
   void UpdateNumImages(int delta);
   void IncFramebufferStateChangeCount();
 
@@ skipping 58 matching lines @@
  private:
   DecoderTextureState* texture_state_;
   base::TimeTicks begin_time_;
   DISALLOW_COPY_AND_ASSIGN(ScopedTextureUploadTimer);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_