Add GL_TRANSFORM_FEEDBACK_BUFFER_MODE to GetProgramiv query.

gpu/command_buffer/service/gles2_cmd_decoder_unittest_programs.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
@@ skipping 145 matching lines @@
       bucket->GetDataAs<UniformsES3Header*>(0, sizeof(UniformsES3Header));
   ASSERT_TRUE(header != NULL);
   EXPECT_EQ(0u, header->num_uniforms);
 }
 
 TEST_P(GLES2DecoderWithShaderTest,
        GetTransformFeedbackVaryingsCHROMIUMValidArgs) {
   const uint32 kBucketId = 123;
   GetTransformFeedbackVaryingsCHROMIUM cmd;
   cmd.Init(client_program_id_, kBucketId);
+  EXPECT_CALL(*(gl_.get()),
+              GetProgramiv(kServiceProgramId,
+                           GL_TRANSFORM_FEEDBACK_BUFFER_MODE,
+                           _))
+      .WillOnce(SetArgPointee<2>(GL_INTERLEAVED_ATTRIBS))
+      .RetiresOnSaturation();
   EXPECT_CALL(*gl_, GetProgramiv(kServiceProgramId, GL_LINK_STATUS, _))
       .WillOnce(SetArgPointee<2>(GL_TRUE))
       .RetiresOnSaturation();
   EXPECT_CALL(*gl_,
               GetProgramiv(
                   kServiceProgramId, GL_TRANSFORM_FEEDBACK_VARYINGS, _))
       .WillOnce(SetArgPointee<2>(0))
       .RetiresOnSaturation();
   decoder_->set_unsafe_es3_apis_enabled(true);
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
   CommonDecoder::Bucket* bucket = decoder_->GetBucket(kBucketId);
   EXPECT_EQ(sizeof(TransformFeedbackVaryingsHeader), bucket->size());
   TransformFeedbackVaryingsHeader* header =
       bucket->GetDataAs<TransformFeedbackVaryingsHeader*>(
           0, sizeof(TransformFeedbackVaryingsHeader));
   EXPECT_TRUE(header != NULL);
+  EXPECT_EQ(static_cast<uint32_t>(GL_INTERLEAVED_ATTRIBS),
+            header->transform_feedback_buffer_mode);
   EXPECT_EQ(0u, header->num_transform_feedback_varyings);
   decoder_->set_unsafe_es3_apis_enabled(false);
   EXPECT_EQ(error::kUnknownCommand, ExecuteCmd(cmd));
 }
 
 TEST_P(GLES2DecoderWithShaderTest,
        GetTransformFeedbackVaryingsCHROMIUMInvalidArgs) {
   const uint32 kBucketId = 123;
   CommonDecoder::Bucket* bucket = decoder_->GetBucket(kBucketId);
   EXPECT_TRUE(bucket == NULL);
@@ skipping 2086 matching lines @@
 }
 
 // TODO(gman): DeleteProgram
 
 // TODO(gman): UseProgram
 
 // TODO(gman): DeleteShader
 
 }  // namespace gles2
 }  // namespace gpu