Move Android TraceEvent interface to base

base/android/trace_event_binding.cc

Index: base/android/trace_event_binding.cc
diff --git a/content/common/android/trace_event_binding.cc b/base/android/trace_event_binding.cc
similarity index 96%
rename from content/common/android/trace_event_binding.cc
rename to base/android/trace_event_binding.cc
index 0a78b064bfcb2beeae19ae9100092d50a93a1194..7f5939635e294fd4945c2ef38df511cae55eea4b 100644
--- a/content/common/android/trace_event_binding.cc
+++ b/base/android/trace_event_binding.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/common/android/trace_event_binding.h"
+#include "base/android/trace_event_binding.h"
 
 #include <jni.h>
 
@@ -12,6 +12,9 @@
 #include "base/lazy_instance.h"
 #include "jni/TraceEvent_jni.h"
 
+namespace base {
+namespace android {
+
 namespace {
 
 const char kJavaCategory[] = "Java";
@@ -133,3 +136,6 @@ static void FinishAsync(JNIEnv* env, jclass clazz,
 bool RegisterTraceEvent(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
+
+}  // namespace android
+}  // namespace base