[presubmit] Fix build/include linter violations.

src/ppc/lithium-ppc.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "src/ppc/lithium-ppc.h"
+
 #include <sstream>
 
 #include "src/hydrogen-osr.h"
 #include "src/lithium-inl.h"
 #include "src/ppc/lithium-codegen-ppc.h"
 
 namespace v8 {
 namespace internal {
 
 #define DEFINE_COMPILE(type)                           \
@@ skipping 2633 matching lines @@
 LInstruction* LChunkBuilder::DoAllocateBlockContext(
     HAllocateBlockContext* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* function = UseRegisterAtStart(instr->function());
   LAllocateBlockContext* result =
       new (zone()) LAllocateBlockContext(context, function);
   return MarkAsCall(DefineFixed(result, cp), instr);
 }
 }  // namespace internal
 }  // namespace v8