Allow rendering from non-stream GL_TEXTURE_EXTERNAL_OES

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 <list>
 #include <set>
 #include <string>
@@ skipping 510 matching lines @@
     switch (target) {
       case GL_TEXTURE_2D:
       case GL_TEXTURE_EXTERNAL_OES:
         return max_texture_size_;
       default:
         return max_cube_map_texture_size_;
     }
   }
 
   // Returns the maxium number of levels a texture of the given size can have.
-  static GLsizei ComputeMipMapCount(
-    GLsizei width, GLsizei height, GLsizei depth);
+  static GLsizei ComputeMipMapCount(GLenum target,
+                                    GLsizei width,
+                                    GLsizei height,
+                                    GLsizei depth);
 
   // Checks if a dimensions are valid for a given target.
   bool ValidForTarget(
       GLenum target, GLint level,
       GLsizei width, GLsizei height, GLsizei depth);
 
   // True if this texture meets all the GLES2 criteria for rendering.
   // See section 3.8.2 of the GLES2 spec.
   bool CanRender(const TextureRef* ref) const {
     return ref->texture()->CanRender(feature_info_.get());
@@ skipping 265 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_