gpu: check GL_RGB565 work in ES3 context

gpu/command_buffer/service/test_helper.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/test_helper.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 703 matching lines @@
         .Times(1)
         .RetiresOnSaturation();
 #if DCHECK_IS_ON()
     EXPECT_CALL(*gl, GetError())
         .WillOnce(Return(GL_NO_ERROR))
         .RetiresOnSaturation();
 #endif
   }
 }
 
+void TestHelper::SetupFetureInfoEnableES3ValidatorsExpectations(
+    ::gl::MockGLInterface* gl) {
+  EXPECT_CALL(*gl, GetIntegerv(GL_MAX_COLOR_ATTACHMENTS, _))
+      .WillOnce(SetArgumentPointee<1>(8))
+      .RetiresOnSaturation();
+  EXPECT_CALL(*gl, GetIntegerv(GL_MAX_DRAW_BUFFERS, _))
+      .WillOnce(SetArgumentPointee<1>(8))
+      .RetiresOnSaturation();
+}
+
 void TestHelper::SetupExpectationsForClearingUniforms(::gl::MockGLInterface* gl,
                                                       UniformInfo* uniforms,
                                                       size_t num_uniforms) {
   for (size_t ii = 0; ii < num_uniforms; ++ii) {
     const UniformInfo& info = uniforms[ii];
     switch (info.type) {
     case GL_FLOAT:
       EXPECT_CALL(*gl, Uniform1fv(info.real_location, info.size, _))
           .Times(1)
           .RetiresOnSaturation();
@@ skipping 468 matching lines @@
     GLenum precision,
     bool static_use,
     const std::string& name) {
   return ConstructShaderVariable<sh::OutputVariable>(
       type, array_size, precision, static_use, name);
 }
 
 }  // namespace gles2
 }  // namespace gpu