Enable TexStorage on Desktop GL lower than 4.2

gpu/command_buffer/service/gles2_cmd_decoder_unittest.cc

 // Copyright (c) 2012 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_unittest.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/command_line.h"
@@ skipping 1321 matching lines @@
       .WillOnce(Return(false))
       .RetiresOnSaturation();
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
   EXPECT_EQ(GL_OUT_OF_MEMORY, GetGLError());
   EXPECT_EQ(128u, memory_tracker->GetPoolSize());
 }
 
 TEST_P(GLES2DecoderManualInitTest, ImmutableCopyTexImage2D) {
   const GLenum kTarget = GL_TEXTURE_2D;
   const GLint kLevel = 0;
+  const GLint kLevels = 2;
   const GLenum kInternalFormat = GL_RGBA;
   const GLenum kSizedInternalFormat = GL_RGBA8;
   const GLsizei kWidth = 4;
   const GLsizei kHeight = 8;
   const GLint kBorder = 0;
   InitState init;
   init.extensions = "GL_EXT_texture_storage";
   init.has_alpha = true;
   init.request_alpha = true;
   init.bind_generates_resource = true;
+  init.gl_version = "OpenGL ES 2.0";  // To avoid TexStorage emulation.
   InitDecoder(init);
-  DoBindTexture(GL_TEXTURE_2D, client_texture_id_, kServiceTextureId);
+  DoBindTexture(kTarget, client_texture_id_, kServiceTextureId);
 
   // CopyTexImage2D will call arbitrary amount of GetErrors.
   EXPECT_CALL(*gl_, GetError())
       .Times(AtLeast(1));
 
   EXPECT_CALL(*gl_,
               CopyTexImage2D(
                   kTarget, kLevel, kInternalFormat, 0, 0, kWidth, kHeight,
                   kBorder))
       .Times(1);
 
   EXPECT_CALL(*gl_,
               TexStorage2DEXT(
-                  kTarget, kLevel, kSizedInternalFormat, kWidth, kHeight))
+                  kTarget, kLevels, kSizedInternalFormat, kWidth, kHeight))
       .Times(1);
   CopyTexImage2D copy_cmd;
   copy_cmd.Init(kTarget, kLevel, kInternalFormat, 0, 0, kWidth, kHeight);
   EXPECT_EQ(error::kNoError, ExecuteCmd(copy_cmd));
   EXPECT_EQ(GL_NO_ERROR, GetGLError());
 
   TexStorage2DEXT storage_cmd;
-  storage_cmd.Init(kTarget, kLevel, kSizedInternalFormat, kWidth, kHeight);
+  storage_cmd.Init(kTarget, kLevels, kSizedInternalFormat, kWidth, kHeight);
   EXPECT_EQ(error::kNoError, ExecuteCmd(storage_cmd));
   EXPECT_EQ(GL_NO_ERROR, GetGLError());
 
   // This should not invoke CopyTexImage2D.
   copy_cmd.Init(kTarget, kLevel, kInternalFormat, 0, 0, kWidth, kHeight);
   EXPECT_EQ(error::kNoError, ExecuteCmd(copy_cmd));
   EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
 }
 
 TEST_P(GLES2DecoderTest, LoseContextCHROMIUMGuilty) {
@@ skipping 158 matching lines @@
 INSTANTIATE_TEST_CASE_P(Service, GLES2DecoderDoCommandsTest, ::testing::Bool());
 
 INSTANTIATE_TEST_CASE_P(Service, GLES3DecoderTest, ::testing::Bool());
 
 INSTANTIATE_TEST_CASE_P(Service,
                         GLES3DecoderWithESSL3ShaderTest,
                         ::testing::Bool());
 
 }  // namespace gles2
 }  // namespace gpu