[turbofan] Remove the function reload hack for OSR.

src/compiler/arm/code-generator-arm.cc

Index: src/compiler/arm/code-generator-arm.cc
diff --git a/src/compiler/arm/code-generator-arm.cc b/src/compiler/arm/code-generator-arm.cc
index ff1548272e11e10de896b02cf39de4f53bb6f4fc..bf2ff07a77232e0d89d4f4f0ea94b5773e1f638a 100644
--- a/src/compiler/arm/code-generator-arm.cc
+++ b/src/compiler/arm/code-generator-arm.cc
@@ -1138,8 +1138,6 @@ void CodeGenerator::AssemblePrologue() {
     // remaining stack slots.
     if (FLAG_code_comments) __ RecordComment("-- OSR entrypoint --");
     osr_pc_offset_ = __ pc_offset();
-    // TODO(titzer): cannot address target function == local #-1
-    __ ldr(r1, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
     stack_shrink_slots -= OsrHelper(info()).UnoptimizedFrameSlots();
   }