Remove "Search by Image" feature on Chrome for Android.

chrome/browser/search_engines/template_url_service_android.h

 // Copyright (c) 2013 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 CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_SERVICE_ANDROID_H_
 #define CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_SERVICE_ANDROID_H_
 
 #include "base/android/jni_weak_ref.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 13 matching lines @@
   void Load(JNIEnv* env, jobject obj);
   void SetUserSelectedDefaultSearchProvider(JNIEnv* env,
                                             jobject obj,
                                             jint selected_index);
   jint GetDefaultSearchProvider(JNIEnv* env, jobject obj);
   jint GetTemplateUrlCount(JNIEnv* env, jobject obj);
   jboolean IsLoaded(JNIEnv* env, jobject obj);
   base::android::ScopedJavaLocalRef<jobject>
       GetPrepopulatedTemplateUrlAt(JNIEnv* env, jobject obj, jint index);
   jboolean IsSearchProviderManaged(JNIEnv* env, jobject obj);
-  jboolean IsSearchByImageAvailable(JNIEnv* env, jobject obj);
   jboolean IsDefaultSearchEngineGoogle(JNIEnv* env, jobject obj);
   base::android::ScopedJavaLocalRef<jstring> GetUrlForSearchQuery(
       JNIEnv* env,
       jobject obj,
       jstring jquery);
   base::android::ScopedJavaLocalRef<jstring> GetUrlForVoiceSearchQuery(
       JNIEnv* env,
       jobject obj,
       jstring jquery);
   base::android::ScopedJavaLocalRef<jstring> ReplaceSearchTermsInUrl(
@@ skipping 28 matching lines @@
 
   // Pointer to the TemplateUrlService for the main profile.
   TemplateURLService* template_url_service_;
 
   scoped_ptr<TemplateURLService::Subscription> template_url_subscription_;
 
   DISALLOW_COPY_AND_ASSIGN(TemplateUrlServiceAndroid);
 };
 
 #endif  // CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_SERVICE_ANDROID_H_