gpu: Avoid detaching images with glTexSubImage2D

gpu/command_buffer/service/gles2_cmd_decoder.h

Index: gpu/command_buffer/service/gles2_cmd_decoder.h
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder.h b/gpu/command_buffer/service/gles2_cmd_decoder.h
index 0092a9ab7e3dbab3393e3e27c346a093709618df..5ccdf7b96703d7b197574eb36d84f17543df4e72 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder.h
+++ b/gpu/command_buffer/service/gles2_cmd_decoder.h
@@ -38,6 +38,7 @@ class GLES2Util;
 class ImageManager;
 class Logger;
 class QueryManager;
+class Texture;
 class VertexArrayManager;
 class ValuebufferManager;
 struct ContextState;
@@ -212,8 +213,7 @@ class GPU_EXPORT GLES2Decoder : public base::SupportsWeakPtr<GLES2Decoder>,
   // Clears a level of a texture
   // Returns false if a GL error should be generated.
   virtual bool ClearLevel(
-      unsigned service_id,
-      unsigned bind_target,
+      Texture* texture,
       unsigned target,
       int level,
       unsigned internal_format,