Adding bindless variants mailbox produce/consume

gpu/command_buffer/build_gles2_cmd_buffer.py

Index: gpu/command_buffer/build_gles2_cmd_buffer.py
diff --git a/gpu/command_buffer/build_gles2_cmd_buffer.py b/gpu/command_buffer/build_gles2_cmd_buffer.py
index 23a9b2bdf576aa0c83199d690ca4cb2146e4c210..6a99981b19d78f48662f91217c2691d836ec30bf 100755
--- a/gpu/command_buffer/build_gles2_cmd_buffer.py
+++ b/gpu/command_buffer/build_gles2_cmd_buffer.py
@@ -1383,6 +1383,15 @@ _FUNCTION_INFO = {
     'chromium': True,
     'trace_level': 1,
   },
+  'CreateAndConsumeTextureCHROMIUM': {
+    'decoder_func': 'DoCreateAndConsumeTextureCHROMIUM',
+    'impl_func': False,
+    'type': 'HandWritten',
+    'unit_test': False,
+    'client_test': False,
+    'extension': True,
+    'chromium': True,
+  },
   'ClearStencil': {
     'type': 'StateSet',
     'state': 'ClearStencil',
@@ -1976,6 +1985,17 @@ _FUNCTION_INFO = {
     'chromium': True,
     'trace_level': 1,
   },
+  'ProduceTextureDirectCHROMIUM': {
+    'decoder_func': 'DoProduceTextureDirectCHROMIUM',
+    'impl_func': False,
+    'type': 'PUT',
+    'count': 64,  # GL_MAILBOX_SIZE_CHROMIUM
+    'unit_test': False,
+    'client_test': False,
+    'extension': True,
+    'chromium': True,
+    'trace_level': 1,
+  },
   'RenderbufferStorage': {
     'decoder_func': 'DoRenderbufferStorage',
     'gl_test_func': 'glRenderbufferStorageEXT',