*_other.cc: Remove unused parameters

Change-Id: I966461fdf70a8d23c05f4e5daa5795b7c54e186b
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/48042
Auto-Submit: Ben Clayton <bclayton@google.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
diff --git a/src/utils/command_other.cc b/src/utils/command_other.cc
index 70c9528..2f246a2 100644
--- a/src/utils/command_other.cc
+++ b/src/utils/command_other.cc
@@ -19,7 +19,7 @@
 
 Command::Command(const std::string&) {}
 
-Command Command::LookPath(const std::string& executable) {
+Command Command::LookPath(const std::string&) {
   return Command("");
 }
 
@@ -27,8 +27,7 @@
   return false;
 }
 
-Command::Output Command::Exec(
-    std::initializer_list<std::string> arguments) const {
+Command::Output Command::Exec(std::initializer_list<std::string>) const {
   Output out;
   out.err = "Command not supported by this target";
   return out;
diff --git a/src/utils/tmpfile_other.cc b/src/utils/tmpfile_other.cc
index eeb5727..93325f5 100644
--- a/src/utils/tmpfile_other.cc
+++ b/src/utils/tmpfile_other.cc
@@ -21,7 +21,7 @@
 
 TmpFile::~TmpFile() = default;
 
-bool TmpFile::Append(const void* data, size_t size) const {
+bool TmpFile::Append(const void*, size_t) const {
   return false;
 }