ppc64: [baseline] remove redundant function

Change-Id: I25b6f6d76177394e3812ce506a06381a1afcc863
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3663148Reviewed-by: Milad Farazmand <mfarazma@redhat.com>
Commit-Queue: Junliang Yan <junyan@redhat.com>
Cr-Commit-Position: refs/heads/main@{#80725}

src/baseline/ppc/baseline-compiler-ppc-inl.h

@@ -27,8 +27,6 @@ void BaselineCompiler::Prologue() {
   PrologueFillFrame();
 }
 
-void BaselineCompiler::PrologueFillFrame() { PrologueFillFrame(); }
-
 void BaselineCompiler::PrologueFillFrame() {
   ASM_CODE_COMMENT(&masm_);
   // Inlined register frame fill