gpu: Extend CopyTextureCHROMIUM with support for copying part of source texture.

gpu/command_buffer/cmd_buffer_functions.txt

Index: gpu/command_buffer/cmd_buffer_functions.txt
diff --git a/gpu/command_buffer/cmd_buffer_functions.txt b/gpu/command_buffer/cmd_buffer_functions.txt
index a9f1c2456405da03daf17520b2ffe5de718ecfc0..f154161156fd4abad38185dd7517445d443d0c73 100644
--- a/gpu/command_buffer/cmd_buffer_functions.txt
+++ b/gpu/command_buffer/cmd_buffer_functions.txt
@@ -275,7 +275,7 @@ GL_APICALL void         GL_APIENTRY glGetTranslatedShaderSourceANGLE (GLidShader
 GL_APICALL void         GL_APIENTRY glPostSubBufferCHROMIUM (GLint x, GLint y, GLint width, GLint height);
 GL_APICALL void         GL_APIENTRY glTexImageIOSurface2DCHROMIUM (GLenumTextureBindTarget target, GLsizei width, GLsizei height, GLuint ioSurfaceId, GLuint plane);
 GL_APICALL void         GL_APIENTRY glCopyTextureCHROMIUM (GLenum target, GLenum source_id, GLenum dest_id, GLintTextureInternalFormat internalformat, GLenumPixelType dest_type);
-GL_APICALL void         GL_APIENTRY glCopySubTextureCHROMIUM (GLenum target, GLenum source_id, GLenum dest_id, GLint xoffset, GLint yoffset);
+GL_APICALL void         GL_APIENTRY glCopySubTextureCHROMIUM (GLenum target, GLenum source_id, GLenum dest_id, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);

[piman, 2015/05/22 21:11:03]

Can you update the extension spec at
gpu/GLES2/extensions/CHROMIUM/CHROMIUM_copy_texture.txt

[reveman, 2015/05/22 22:18:14]

Done. Thanks for reminding me.

 GL_APICALL void         GL_APIENTRY glDrawArraysInstancedANGLE (GLenumDrawMode mode, GLint first, GLsizei count, GLsizei primcount);
 GL_APICALL void         GL_APIENTRY glDrawElementsInstancedANGLE (GLenumDrawMode mode, GLsizei count, GLenumIndexType type, const void* indices, GLsizei primcount);
 GL_APICALL void         GL_APIENTRY glVertexAttribDivisorANGLE (GLuint index, GLuint divisor);