gpu: Fix some context lost marking glitches+leaks and add UMA stats

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 "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 1107 matching lines @@
   storage_cmd.Init(kTarget, kLevel, 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, LoseContextCHROMIUMValidArgs) {
-  EXPECT_CALL(*mock_decoder_, LoseContext(GL_GUILTY_CONTEXT_RESET_ARB))
+TEST_P(GLES2DecoderTest, LoseContextCHROMIUMGuilty) {
+  EXPECT_CALL(*mock_decoder_, MarkContextLost(error::kInnocent))
       .Times(1);
   cmds::LoseContextCHROMIUM cmd;
-  cmd.Init(GL_GUILTY_CONTEXT_RESET_ARB, GL_GUILTY_CONTEXT_RESET_ARB);
+  cmd.Init(GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB);
   EXPECT_EQ(error::kLostContext, ExecuteCmd(cmd));
   EXPECT_EQ(GL_NO_ERROR, GetGLError());
+  EXPECT_TRUE(decoder_->WasContextLost());
+  EXPECT_TRUE(decoder_->WasContextLostByRobustnessExtension());
+}
+
+TEST_P(GLES2DecoderTest, LoseContextCHROMIUMUnkown) {
+  EXPECT_CALL(*mock_decoder_, MarkContextLost(error::kUnknown))
+      .Times(1);
+  cmds::LoseContextCHROMIUM cmd;
+  cmd.Init(GL_UNKNOWN_CONTEXT_RESET_ARB, GL_UNKNOWN_CONTEXT_RESET_ARB);
+  EXPECT_EQ(error::kLostContext, ExecuteCmd(cmd));
+  EXPECT_EQ(GL_NO_ERROR, GetGLError());
+  EXPECT_TRUE(decoder_->WasContextLost());
+  EXPECT_TRUE(decoder_->WasContextLostByRobustnessExtension());
 }
 
 TEST_P(GLES2DecoderTest, LoseContextCHROMIUMInvalidArgs0_0) {
-  EXPECT_CALL(*mock_decoder_, LoseContext(_))
+  EXPECT_CALL(*mock_decoder_, MarkContextLost(_))
       .Times(0);
   cmds::LoseContextCHROMIUM cmd;
   cmd.Init(GL_NONE, GL_GUILTY_CONTEXT_RESET_ARB);
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
   EXPECT_EQ(GL_INVALID_ENUM, GetGLError());
 }
 
 TEST_P(GLES2DecoderTest, LoseContextCHROMIUMInvalidArgs1_0) {
-  EXPECT_CALL(*mock_decoder_, LoseContext(_))
+  EXPECT_CALL(*mock_decoder_, MarkContextLost(_))
       .Times(0);
   cmds::LoseContextCHROMIUM cmd;
   cmd.Init(GL_GUILTY_CONTEXT_RESET_ARB, GL_NONE);
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
   EXPECT_EQ(GL_INVALID_ENUM, GetGLError());
 }
 
 class GLES2DecoderDoCommandsTest : public GLES2DecoderTest {
  public:
   GLES2DecoderDoCommandsTest() {
@@ skipping 99 matching lines @@
 INSTANTIATE_TEST_CASE_P(Service, GLES2DecoderManualInitTest, ::testing::Bool());
 
 INSTANTIATE_TEST_CASE_P(Service,
                         GLES2DecoderRGBBackbufferTest,
                         ::testing::Bool());
 
 INSTANTIATE_TEST_CASE_P(Service, GLES2DecoderDoCommandsTest, ::testing::Bool());
 
 }  // namespace gles2
 }  // namespace gpu