Migrate WebGL contexts on backgrounded tabs to the integrated GPU.

gpu/command_buffer/common/gles2_cmd_format_test_autogen.h

Index: gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
diff --git a/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h b/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
index 7dacd2ff73cad20c7b4d5ee82b1d4d0bc33b14ad..c8f3618b777766965b0df108f22a7a97c100fe35 100644
--- a/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
+++ b/gpu/command_buffer/common/gles2_cmd_format_test_autogen.h
@@ -5250,4 +5250,15 @@ TEST_F(GLES2FormatTest, SwapBuffersWithDamageCHROMIUM) {
   CheckBytesWrittenMatchesExpectedSize(next_cmd, sizeof(cmd));
 }
 
+TEST_F(GLES2FormatTest, PerformanceHintCHROMIUM) {
+  cmds::PerformanceHintCHROMIUM& cmd =
+      *GetBufferAs<cmds::PerformanceHintCHROMIUM>();
+  void* next_cmd = cmd.Set(&cmd, static_cast<GLenum>(11));
+  EXPECT_EQ(static_cast<uint32_t>(cmds::PerformanceHintCHROMIUM::kCmdId),
+            cmd.header.command);
+  EXPECT_EQ(sizeof(cmd), cmd.header.size * 4u);
+  EXPECT_EQ(static_cast<GLenum>(11), cmd.mode);
+  CheckBytesWrittenMatchesExpectedSize(next_cmd, sizeof(cmd));
+}
+
 #endif  // GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_FORMAT_TEST_AUTOGEN_H_