Add target argument to Copy{Sub}TextureCHROMIUM entry point

ppapi/lib/gl/include/GLES2/gl2ext.h

 #ifndef __gl2ext_h_
 #define __gl2ext_h_
 
 /* $Revision: 16619 $ on $Date:: 2012-01-18 10:00:14 -0800 #$ */
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /*
@@ skipping 1888 matching lines @@
 #ifndef GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM
 #define GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM 0x9241
 #endif
 #ifndef GL_UNPACK_COLORSPACE_CONVERSION_CHROMIUM
 #define GL_UNPACK_COLORSPACE_CONVERSION_CHROMIUM 0x9243
 #endif
 #ifdef GL_GLEXT_PROTOTYPES
 #define glCopyTextureCHROMIUM GLES2_GET_FUN(CopyTextureCHROMIUM)
 #define glCopySubTextureCHROMIUM GLES2_GET_FUN(CopySubTextureCHROMIUM)
 #if !defined(GLES2_USE_CPP_BINDINGS)
-GL_APICALL void GL_APIENTRY glCopyTextureCHROMIUM(
-    GLenum source_id,
-    GLenum dest_id,
-    GLint internalformat,
-    GLenum dest_type,
-    GLboolean unpack_flip_y,
-    GLboolean unpack_premultiply_alpha,
-    GLboolean unpack_unmultiply_alpha);
-GL_APICALL void GL_APIENTRY glCopySubTextureCHROMIUM(
-    GLenum source_id,
-    GLenum dest_id,
-    GLint xoffset,
-    GLint yoffset,
-    GLint x,
-    GLint y,
-    GLsizei width,
-    GLsizei height,
-    GLboolean unpack_flip_y,
-    GLboolean unpack_premultiply_alpha,
-    GLboolean unpack_unmultiply_alpha);
+GL_APICALL void GL_APIENTRY
+glCopyTextureCHROMIUM(GLenum source_id,
+                      GLint source_level,
+                      GLenum dest_target,
+                      GLenum dest_id,
+                      GLint dest_level,
+                      GLint internalformat,
+                      GLenum dest_type,
+                      GLboolean unpack_flip_y,
+                      GLboolean unpack_premultiply_alpha,
+                      GLboolean unpack_unmultiply_alpha);
+GL_APICALL void GL_APIENTRY
+glCopySubTextureCHROMIUM(GLenum source_id,
+                         GLint source_level,
+                         GLenum dest_target,
+                         GLenum dest_id,
+                         GLint dest_level,
+                         GLint xoffset,
+                         GLint yoffset,
+                         GLint x,
+                         GLint y,
+                         GLsizei width,
+                         GLsizei height,
+                         GLboolean unpack_flip_y,
+                         GLboolean unpack_premultiply_alpha,
+                         GLboolean unpack_unmultiply_alpha);
 #endif
 #else
 typedef void(GL_APIENTRYP PFNGLCOPYTEXTURECHROMIUM)(
     GLenum source_id,
+    GLint source_level,
+    GLenum dest_target,
     GLenum dest_id,
+    GLint dest_level,
     GLint internalformat,
     GLenum dest_type,
     GLboolean unpack_flip_y,
     GLboolean unpack_premultiply_alpha,
     GLboolean unpack_unmultiply_alpha);
 typedef void(GL_APIENTRYP PFNGLCOPYSUBTEXTURECHROMIUM)(
     GLenum source_id,
+    GLint source_level,
+    GLenum dest_target,
     GLenum dest_id,
+    GLint dest_level,
     GLint xoffset,
     GLint yoffset,
     GLint x,
     GLint y,
     GLsizei width,
     GLsizei height,
     GLboolean unpack_flip_y,
     GLboolean unpack_premultiply_alpha,
     GLboolean unpack_unmultiply_alpha);
 #endif
 #endif
 
 /* GL_CHROMIUM_command_buffer_query */
 /* Exposes GL_CHROMIUM_command_buffer_query.
  */
 #ifndef GL_CHROMIUM_command_buffer_query
 #define GL_CHROMIUM_command_buffer_query 1
 // TODO(gman): Get official numbers for these constants.
 #define GL_COMMANDS_ISSUED_CHROMIUM 0x84F2
 #endif
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif /* __gl2ext_h_ */