Add hooks for GL_EXT_debug_markers for Skia

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 c8d0bbd97d7038a399f367036ee9da399ef7f546..a7a4b4ca86f5b2638ce66f7356ffda8b3357247f 100755
--- a/ui/gl/generate_bindings.py
+++ b/ui/gl/generate_bindings.py
@@ -426,6 +426,9 @@ GL_FUNCTIONS = [
 { 'return_type': 'void',
   'names': ['glHint'],
   'arguments': 'GLenum target, GLenum mode', },
+{ 'return_type': 'void',
+  'names': ['glInsertEventMarkerEXT'],
+  'arguments': 'GLsizei length, const char* marker', },
 { 'return_type': 'GLboolean',
   'names': ['glIsBuffer'],
   'arguments': 'GLuint buffer', },
@@ -477,6 +480,9 @@ GL_FUNCTIONS = [
   'names': ['glPolygonOffset'],
   'arguments': 'GLfloat factor, GLfloat units', },
 { 'return_type': 'void',
+  'names': ['glPopGroupMarkerEXT'],
+  'arguments': 'void', },
+{ 'return_type': 'void',
   'known_as': 'glProgramBinary',
   'versions': [{ 'name': 'glProgramBinaryOES' },
                { 'name': 'glProgramBinary',
@@ -490,6 +496,9 @@ GL_FUNCTIONS = [
                { 'name': 'glProgramParameteri' }],
   'arguments': 'GLuint program, GLenum pname, GLint value' },
 { 'return_type': 'void',
+  'names': ['glPushGroupMarkerEXT'],
+  'arguments': 'GLsizei length, const char* marker', },
+{ 'return_type': 'void',
   'names': ['glQueryCounter'],
   'arguments': 'GLuint id, GLenum target', },
 { 'return_type': 'void',