[Blimp client] Move client code into blimp::client namespace

blimp/client/session/tab_control_feature_android.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BLIMP_CLIENT_SESSION_TAB_CONTROL_FEATURE_ANDROID_H_
 #define BLIMP_CLIENT_SESSION_TAB_CONTROL_FEATURE_ANDROID_H_
 
 #include "base/android/jni_android.h"
 #include "base/macros.h"
 
 namespace blimp {
+namespace client {
 
 class TabControlFeature;
 
 class TabControlFeatureAndroid {
  public:
   static bool RegisterJni(JNIEnv* env);
 
   TabControlFeatureAndroid(JNIEnv* env,
                            const base::android::JavaParamRef<jobject>& jobj,
                            TabControlFeature* tab_control_feature);
@@ skipping 11 matching lines @@
   virtual ~TabControlFeatureAndroid();
 
   TabControlFeature* tab_control_feature_;
 
   // Reference to the Java object which owns this class.
   base::android::ScopedJavaGlobalRef<jobject> java_obj_;
 
   DISALLOW_COPY_AND_ASSIGN(TabControlFeatureAndroid);
 };
 
+}  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_SESSION_TAB_CONTROL_FEATURE_ANDROID_H_