Revert of Update the passthrough command decoder to use the new CHROMIUM_copy_texture.

ui/gl/generate_bindings.py

Index: ui/gl/generate_bindings.py
diff --git a/ui/gl/generate_bindings.py b/ui/gl/generate_bindings.py
index b6b98d18964e6b5233d7d35d10926f94783cc424..74b80c7e6821744ad3a34ce5ede16311f95addb8 100755
--- a/ui/gl/generate_bindings.py
+++ b/ui/gl/generate_bindings.py
@@ -264,10 +264,10 @@
   'versions': [{ 'name': 'glCopySubTextureCHROMIUM',
                  'extensions': ['GL_CHROMIUM_copy_texture'], }],
   'arguments':
-      'GLuint sourceId, GLint sourceLevel, GLenum destTarget, GLuint destId, '
-      'GLint destLevel, GLint xoffset, GLint yoffset, GLint x, GLint y, '
-      'GLsizei width, GLsizei height, GLboolean unpackFlipY, '
-      'GLboolean unpackPremultiplyAlpha, GLboolean unpackUnmultiplyAlpha', },
+      'GLuint sourceId, GLuint destId, GLint xoffset, GLint yoffset, '
+      'GLint x, GLint y, GLsizei width, GLsizei height, '
+      'GLboolean unpackFlipY, GLboolean unpackPremultiplyAlpha, '
+      'GLboolean unpackUnmultiplyAlpha', },
 { 'return_type': 'void',
   'names': ['glCopyTexImage2D'],
   'arguments':
@@ -287,10 +287,9 @@
   'versions': [{ 'name': 'glCopyTextureCHROMIUM',
                  'extensions': ['GL_CHROMIUM_copy_texture'], }],
   'arguments':
-      'GLuint sourceId, GLint sourceLevel, GLenum destTarget, GLuint destId, '
-      'GLint destLevel, GLint internalFormat, GLenum destType, '
-      'GLboolean unpackFlipY, GLboolean unpackPremultiplyAlpha, '
-      'GLboolean unpackUnmultiplyAlpha', },
+      'GLuint sourceId, GLuint destId, GLint internalFormat, '
+      'GLenum destType, GLboolean unpackFlipY, '
+      'GLboolean unpackPremultiplyAlpha, GLboolean unpackUnmultiplyAlpha', },
 { 'return_type': 'void',
   'names': ['glCoverageModulationNV'],
   'arguments': 'GLenum components'},