Fix end comments in header files (#2829)

The end comments for the #ifndef ... #endif macros in various header
files containd a stray #define.
diff --git a/source/fuzz/data_descriptor.h b/source/fuzz/data_descriptor.h
index 731bd21..856c653 100644
--- a/source/fuzz/data_descriptor.h
+++ b/source/fuzz/data_descriptor.h
@@ -36,4 +36,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_DATA_DESCRIPTOR_H_
+#endif  // SOURCE_FUZZ_DATA_DESCRIPTOR_H_
diff --git a/source/fuzz/fact_manager.h b/source/fuzz/fact_manager.h
index f6ea247..e2fccbb 100644
--- a/source/fuzz/fact_manager.h
+++ b/source/fuzz/fact_manager.h
@@ -128,4 +128,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FACT_MANAGER_H_
+#endif  // SOURCE_FUZZ_FACT_MANAGER_H_
diff --git a/source/fuzz/fuzzer_pass.h b/source/fuzz/fuzzer_pass.h
index 4d0861e..cd1b194 100644
--- a/source/fuzz/fuzzer_pass.h
+++ b/source/fuzz/fuzzer_pass.h
@@ -58,4 +58,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FUZZER_PASS_H_
+#endif  // SOURCE_FUZZ_FUZZER_PASS_H_
diff --git a/source/fuzz/fuzzer_pass_add_dead_breaks.h b/source/fuzz/fuzzer_pass_add_dead_breaks.h
index ad19856..12a5095 100644
--- a/source/fuzz/fuzzer_pass_add_dead_breaks.h
+++ b/source/fuzz/fuzzer_pass_add_dead_breaks.h
@@ -35,4 +35,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FUZZER_PASS_ADD_DEAD_BREAKS_H_
+#endif  // SOURCE_FUZZ_FUZZER_PASS_ADD_DEAD_BREAKS_H_
diff --git a/source/fuzz/fuzzer_pass_add_dead_continues.h b/source/fuzz/fuzzer_pass_add_dead_continues.h
index 6cadc97..d067f1c 100644
--- a/source/fuzz/fuzzer_pass_add_dead_continues.h
+++ b/source/fuzz/fuzzer_pass_add_dead_continues.h
@@ -36,4 +36,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FUZZER_PASS_ADD_DEAD_CONTINUES_H_
+#endif  // SOURCE_FUZZ_FUZZER_PASS_ADD_DEAD_CONTINUES_H_
diff --git a/source/fuzz/fuzzer_pass_add_useful_constructs.h b/source/fuzz/fuzzer_pass_add_useful_constructs.h
index a8ac9a3..7dc00f1 100644
--- a/source/fuzz/fuzzer_pass_add_useful_constructs.h
+++ b/source/fuzz/fuzzer_pass_add_useful_constructs.h
@@ -43,4 +43,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FUZZER_PASS_ADD_USEFUL_CONSTRUCTS_
+#endif  // SOURCE_FUZZ_FUZZER_PASS_ADD_USEFUL_CONSTRUCTS_
diff --git a/source/fuzz/fuzzer_pass_obfuscate_constants.h b/source/fuzz/fuzzer_pass_obfuscate_constants.h
index 03477a5..f34717b 100644
--- a/source/fuzz/fuzzer_pass_obfuscate_constants.h
+++ b/source/fuzz/fuzzer_pass_obfuscate_constants.h
@@ -104,4 +104,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FUZZER_PASS_OBFUSCATE_CONSTANTS_
+#endif  // SOURCE_FUZZ_FUZZER_PASS_OBFUSCATE_CONSTANTS_
diff --git a/source/fuzz/fuzzer_pass_permute_blocks.h b/source/fuzz/fuzzer_pass_permute_blocks.h
index d8aed72..6735e95 100644
--- a/source/fuzz/fuzzer_pass_permute_blocks.h
+++ b/source/fuzz/fuzzer_pass_permute_blocks.h
@@ -36,4 +36,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FUZZER_PASS_PERMUTE_BLOCKS_
+#endif  // SOURCE_FUZZ_FUZZER_PASS_PERMUTE_BLOCKS_
diff --git a/source/fuzz/fuzzer_pass_split_blocks.h b/source/fuzz/fuzzer_pass_split_blocks.h
index 951022b..6e56dde 100644
--- a/source/fuzz/fuzzer_pass_split_blocks.h
+++ b/source/fuzz/fuzzer_pass_split_blocks.h
@@ -36,4 +36,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_FUZZER_PASS_SPLIT_BLOCKS_
+#endif  // SOURCE_FUZZ_FUZZER_PASS_SPLIT_BLOCKS_
diff --git a/source/fuzz/uniform_buffer_element_descriptor.h b/source/fuzz/uniform_buffer_element_descriptor.h
index d35de57..f5d7320 100644
--- a/source/fuzz/uniform_buffer_element_descriptor.h
+++ b/source/fuzz/uniform_buffer_element_descriptor.h
@@ -49,4 +49,4 @@
 }  // namespace fuzz
 }  // namespace spvtools
 
-#endif  // #define SOURCE_FUZZ_UNIFORM_BUFFER_ELEMENT_DESCRIPTOR_H_
+#endif  // SOURCE_FUZZ_UNIFORM_BUFFER_ELEMENT_DESCRIPTOR_H_