Move heap and CPU profilers into a dedicated directory.

src/profiler/cpu-profiler.h

Index: src/profiler/cpu-profiler.h
diff --git a/src/cpu-profiler.h b/src/profiler/cpu-profiler.h
similarity index 97%
rename from src/cpu-profiler.h
rename to src/profiler/cpu-profiler.h
index 7619a1ef6db009010dc36b325a3752f8a0c16cd0..2d6732725a8481679b48295d2e0ba285841ad78b 100644
--- a/src/cpu-profiler.h
+++ b/src/profiler/cpu-profiler.h
@@ -2,16 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef V8_CPU_PROFILER_H_
-#define V8_CPU_PROFILER_H_
+#ifndef V8_PROFILER_CPU_PROFILER_H_
+#define V8_PROFILER_CPU_PROFILER_H_
 
 #include "src/allocation.h"
 #include "src/base/atomicops.h"
 #include "src/base/platform/time.h"
-#include "src/circular-queue.h"
 #include "src/compiler.h"
-#include "src/sampler.h"
-#include "src/unbound-queue.h"
+#include "src/profiler/circular-queue.h"
+#include "src/profiler/sampler.h"
+#include "src/profiler/unbound-queue.h"
 
 namespace v8 {
 namespace internal {
@@ -273,4 +273,4 @@ class CpuProfiler : public CodeEventListener {
 } }  // namespace v8::internal
 
 
-#endif  // V8_CPU_PROFILER_H_
+#endif  // V8_PROFILER_CPU_PROFILER_H_