Add missing header guards (#41322)

bdero · web-flow · commit 25c574702ff6 · 2023-04-19T21:20:21.000Z
These keep turning up, so I did a little bash-fu to find them all.
```bash
grep -lL "#pragma once" $(grep -lL "#ifndef .*_H_" $(find . | grep "\.h$")) | cut -c 3-
```
diff --git a/common/constants.h b/common/constants.h
@@ -2,6 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_COMMON_CONSTANTS_H_
+#define FLUTTER_COMMON_CONSTANTS_H_
+
 namespace flutter {
 constexpr double kMegaByteSizeInBytes = (1 << 20);
 }  // namespace flutter
+
+#endif  // FLUTTER_COMMON_CONSTANTS_H_
diff --git a/flow/flow_test_utils.h b/flow/flow_test_utils.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_FLOW_TEST_UTILS_H_
+#define FLUTTER_FLOW_TEST_UTILS_H_
+
 #include <string>
 
 namespace flutter {
@@ -15,3 +18,5 @@ const std::string& GetFontFile();
 void SetFontFile(const std::string& dir);
 
 }  // namespace flutter
+
+#endif  // FLUTTER_FLOW_TEST_UTILS_H_
diff --git a/flow/paint_region.h b/flow/paint_region.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_FLOW_PAINT_REGION_H_
+#define FLUTTER_FLOW_PAINT_REGION_H_
+
 #include <vector>
 #include "flutter/fml/logging.h"
 #include "third_party/skia/include/core/SkRect.h"
@@ -65,3 +68,5 @@ class PaintRegion {
 };
 
 }  // namespace flutter
+
+#endif  // FLUTTER_FLOW_PAINT_REGION_H_
diff --git a/flow/testing/diff_context_test.h b/flow/testing/diff_context_test.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_SHELL_DIFF_CONTEXT_TEST_H_
+#define FLUTTER_SHELL_DIFF_CONTEXT_TEST_H_
+
 #include "flutter/flow/layers/container_layer.h"
 #include "flutter/flow/layers/display_list_layer.h"
 #include "flutter/flow/layers/opacity_layer.h"
@@ -66,3 +69,5 @@ class DiffContextTest : public LayerTest {
 
 }  // namespace testing
 }  // namespace flutter
+
+#endif  // FLUTTER_SHELL_DIFF_CONTEXT_TEST_H_
diff --git a/flow/testing/mock_texture.h b/flow/testing/mock_texture.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLOW_TESTING_MOCK_TEXTURE_H_
+#define FLOW_TESTING_MOCK_TEXTURE_H_
+
 #include <ostream>
 #include <vector>
 
@@ -57,3 +60,5 @@ extern std::ostream& operator<<(std::ostream& os,
 
 }  // namespace testing
 }  // namespace flutter
+
+#endif  // FLOW_TESTING_MOCK_TEXTURE_H_
diff --git a/fml/math.h b/fml/math.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_FML_MATH_H_
+#define FLUTTER_FML_MATH_H_
+
 namespace flutter {
 namespace math {
 
@@ -46,3 +49,5 @@ constexpr float k1OverSqrt2 = 0.70710678118654752440;
 
 }  // namespace math
 }  // namespace flutter
+
+#endif  // FLUTTER_FML_MATH_H_
diff --git a/impeller/archivist/archive_class_registration.h b/impeller/archivist/archive_class_registration.h
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#pragma once
+
 #include <map>
 #include <optional>
 
diff --git a/impeller/entity/contents/scene_contents.h b/impeller/entity/contents/scene_contents.h
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#pragma once
+
 #include <memory>
 
 #include "impeller/entity/contents/color_source_contents.h"
diff --git a/impeller/fixtures/golden_paths.h b/impeller/fixtures/golden_paths.h
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#pragma once
+
 #include <vector>
 
 #include "impeller/geometry/path_component.h"
diff --git a/impeller/fixtures/types.h b/impeller/fixtures/types.h
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#pragma once
+
 struct Uniforms {
   mat4 model;
   mat4 view;
diff --git a/impeller/geometry/geometry_asserts.h b/impeller/geometry/geometry_asserts.h
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#pragma once
+
 #include <array>
 #include <iostream>
 
diff --git a/impeller/renderer/backend/gles/formats_gles.h b/impeller/renderer/backend/gles/formats_gles.h
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#pragma once
+
 #include <optional>
 
 #include "flutter/fml/logging.h"
diff --git a/impeller/renderer/backend/metal/vertex_descriptor_mtl.h b/impeller/renderer/backend/metal/vertex_descriptor_mtl.h
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#pragma once
+
 #include <Metal/Metal.h>
 
 #include <set>
diff --git a/lib/snapshot/snapshot.h b/lib/snapshot/snapshot.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_LIB_SNAPSHOT_SNAPSHOT_H_
+#define FLUTTER_LIB_SNAPSHOT_SNAPSHOT_H_
+
 #include <inttypes.h>
 #include <stddef.h>
 #include <stdint.h>
@@ -12,3 +15,5 @@ extern const uint8_t kDartVmSnapshotInstructions[];
 extern const uint8_t kDartIsolateSnapshotData[];
 extern const uint8_t kDartIsolateSnapshotInstructions[];
 }
+
+#endif  // FLUTTER_LIB_SNAPSHOT_SNAPSHOT_H_
diff --git a/lib/ui/painting/image_generator_apng.h b/lib/ui/painting/image_generator_apng.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_LIB_UI_PAINTING_IMAGE_GENERATOR_APNG_H_
+#define FLUTTER_LIB_UI_PAINTING_IMAGE_GENERATOR_APNG_H_
+
 #include "image_generator.h"
 
 #include "flutter/fml/endianness.h"
@@ -214,3 +217,5 @@ class APNGImageGenerator : public ImageGenerator {
 };
 
 }  // namespace flutter
+
+#endif  // FLUTTER_LIB_UI_PAINTING_IMAGE_GENERATOR_APNG_H_
diff --git a/shell/common/resource_cache_limit_calculator.h b/shell/common/resource_cache_limit_calculator.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef FLUTTER_SHELL_COMMON_RESOURCE_CACHE_LIMIT_CALCULATOR_
-#define FLUTTER_SHELL_COMMON_RESOURCE_CACHE_LIMIT_CALCULATOR_
+#ifndef FLUTTER_SHELL_COMMON_RESOURCE_CACHE_LIMIT_CALCULATOR_H_
+#define FLUTTER_SHELL_COMMON_RESOURCE_CACHE_LIMIT_CALCULATOR_H_
 
 #include <cstdint>
 #include <unordered_map>
@@ -45,4 +45,4 @@ class ResourceCacheLimitCalculator {
 };
 }  // namespace flutter
 
-#endif  // FLUTTER_SHELL_COMMON_RESOURCE_CACHE_LIMIT_CALCULATOR_
+#endif  // FLUTTER_SHELL_COMMON_RESOURCE_CACHE_LIMIT_CALCULATOR_H_
diff --git a/shell/platform/embedder/test_utils/proc_table_replacement.h b/shell/platform/embedder/test_utils/proc_table_replacement.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_SHELL_PLATFORM_COMMON_TESTING_PROC_TABLE_REPLACEMENT_H_
+#define FLUTTER_SHELL_PLATFORM_COMMON_TESTING_PROC_TABLE_REPLACEMENT_H_
+
 #include "flutter/shell/platform/embedder/embedder.h"
 
 // Wraps capturing lambas with non-capturing version that can be assigned to
@@ -22,3 +25,5 @@
     static auto non_capturing = [](auto... args) { return closure(args...); }; \
     return non_capturing;                                                      \
   })()
+
+#endif  // FLUTTER_SHELL_PLATFORM_COMMON_TESTING_PROC_TABLE_REPLACEMENT_H_
diff --git a/shell/platform/fuchsia/dart_runner/embedder/snapshot.h b/shell/platform/fuchsia/dart_runner/embedder/snapshot.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef FLUTTER_SHELL_PLATFORM_FUCHSIA_DART_RUNNER_EMBEDDER_SNAPSHOT_H_
+#define FLUTTER_SHELL_PLATFORM_FUCHSIA_DART_RUNNER_EMBEDDER_SNAPSHOT_H_
+
 #include <cstdint>
 
 namespace dart_runner {
@@ -10,3 +13,5 @@ extern uint8_t const* const vm_isolate_snapshot_buffer;
 extern uint8_t const* const isolate_snapshot_buffer;
 
 }  // namespace dart_runner
+
+#endif  // FLUTTER_SHELL_PLATFORM_FUCHSIA_DART_RUNNER_EMBEDDER_SNAPSHOT_H_
diff --git a/third_party/accessibility/ax/ax_constants.h b/third_party/accessibility/ax/ax_constants.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef UI_ACCESSIBILITY_AX_CONSTANTS_H_
+#define UI_ACCESSIBILITY_AX_CONSTANTS_H_
+
 #include <cstdint>
 
 namespace ax {
@@ -19,3 +22,5 @@ const int32_t kUnknownAriaColumnOrRowCount = -1;
 }  // namespace mojom
 
 }  // namespace ax
+
+#endif  // UI_ACCESSIBILITY_AX_CONSTANTS_H_
diff --git a/third_party/accessibility/base/win/windows_types.h b/third_party/accessibility/base/win/windows_types.h
@@ -5,8 +5,8 @@
 // This file contains defines and typedefs that allow popular Windows types to
 // be used without the overhead of including windows.h.
 
-#ifndef BASE_WIN_WINDOWS_TYPES_H
-#define BASE_WIN_WINDOWS_TYPES_H
+#ifndef BASE_WIN_WINDOWS_TYPES_H_
+#define BASE_WIN_WINDOWS_TYPES_H_
 
 // Needed for function prototypes.
 #include <concurrencysal.h>
@@ -273,4 +273,4 @@ WINBASEAPI VOID WINAPI SetLastError(_In_ DWORD dwErrCode);
 #define StartService StartServiceW
 #define UpdateResource UpdateResourceW
 
-#endif  // BASE_WIN_WINDOWS_TYPES_H
+#endif  // BASE_WIN_WINDOWS_TYPES_H_
diff --git a/third_party/txt/tests/txt_test_utils.h b/third_party/txt/tests/txt_test_utils.h
@@ -14,6 +14,9 @@
  * limitations under the License.
  */
 
+#ifndef LIB_TXT_TESTS_TXT_TEST_UTILS_H_
+#define LIB_TXT_TESTS_TXT_TEST_UTILS_H_
+
 #include <string>
 
 namespace txt {
@@ -23,3 +26,5 @@ const std::string& GetFontDir();
 void SetFontDir(const std::string& dir);
 
 }  // namespace txt
+
+#endif  // LIB_TXT_TESTS_TXT_TEST_UTILS_H_
