Remove redundant c_str() calls.

chrome/browser/android/contextualsearch/contextual_search_manager.cc

 // 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.
 
 #include "chrome/browser/android/contextualsearch/contextual_search_manager.h"
 
 #include <set>
 
 #include "base/android/jni_string.h"
 #include "base/callback.h"
@@ skipping 81 matching lines @@
   delegate_->GatherAndSaveSurroundingText(contextual_search_context,
                                           base_web_contents);
 }
 
 base::android::ScopedJavaLocalRef<jstring>
 ContextualSearchManager::GetTargetLanguage(JNIEnv* env,
                                            const JavaParamRef<jobject>& obj) {
   DCHECK(delegate_);
   std::string target_language(delegate_->GetTargetLanguage());
   base::android::ScopedJavaLocalRef<jstring> j_target_language =
-      base::android::ConvertUTF8ToJavaString(env, target_language.c_str());
+      base::android::ConvertUTF8ToJavaString(env, target_language);
   return j_target_language;
 }
 
 base::android::ScopedJavaLocalRef<jstring>
 ContextualSearchManager::GetAcceptLanguages(JNIEnv* env,
                                             const JavaParamRef<jobject>& obj) {
   std::string accept_languages = delegate_->GetAcceptLanguages();
   base::android::ScopedJavaLocalRef<jstring> j_accept_languages =
-      base::android::ConvertUTF8ToJavaString(env, accept_languages.c_str());
+      base::android::ConvertUTF8ToJavaString(env, accept_languages);
   return j_accept_languages;
 }
 
 void ContextualSearchManager::OnSearchTermResolutionResponse(
     const ResolvedSearchTerm& resolved_search_term) {
   // Notify the Java UX of the result.
   JNIEnv* env = base::android::AttachCurrentThread();
   base::android::ScopedJavaLocalRef<jstring> j_search_term =
-      base::android::ConvertUTF8ToJavaString(
-          env, resolved_search_term.search_term.c_str());
+      base::android::ConvertUTF8ToJavaString(env,
+                                             resolved_search_term.search_term);
   base::android::ScopedJavaLocalRef<jstring> j_display_text =
-      base::android::ConvertUTF8ToJavaString(
-          env, resolved_search_term.display_text.c_str());
+      base::android::ConvertUTF8ToJavaString(env,
+                                             resolved_search_term.display_text);
   base::android::ScopedJavaLocalRef<jstring> j_alternate_term =
       base::android::ConvertUTF8ToJavaString(
-          env, resolved_search_term.alternate_term.c_str());
+          env, resolved_search_term.alternate_term);
   base::android::ScopedJavaLocalRef<jstring> j_mid =
-      base::android::ConvertUTF8ToJavaString(env,
-                                             resolved_search_term.mid.c_str());
+      base::android::ConvertUTF8ToJavaString(env, resolved_search_term.mid);
   base::android::ScopedJavaLocalRef<jstring> j_context_language =
       base::android::ConvertUTF8ToJavaString(
-          env, resolved_search_term.context_language.c_str());
+          env, resolved_search_term.context_language);
   base::android::ScopedJavaLocalRef<jstring> j_thumbnail_url =
       base::android::ConvertUTF8ToJavaString(
-          env,
-          resolved_search_term.thumbnail_url.c_str());
+          env, resolved_search_term.thumbnail_url);
   base::android::ScopedJavaLocalRef<jstring> j_caption =
-      base::android::ConvertUTF8ToJavaString(
-          env, resolved_search_term.caption.c_str());
+      base::android::ConvertUTF8ToJavaString(env, resolved_search_term.caption);
   base::android::ScopedJavaLocalRef<jstring> j_quick_action_uri =
       base::android::ConvertUTF8ToJavaString(
-          env, resolved_search_term.quick_action_uri.c_str());
+          env, resolved_search_term.quick_action_uri);
   Java_ContextualSearchManager_onSearchTermResolutionResponse(
       env, java_manager_, resolved_search_term.is_invalid,
       resolved_search_term.response_code, j_search_term, j_display_text,
       j_alternate_term, j_mid, resolved_search_term.prevent_preload,
       resolved_search_term.selection_start_adjust,
       resolved_search_term.selection_end_adjust, j_context_language,
       j_thumbnail_url, j_caption, j_quick_action_uri,
       resolved_search_term.quick_action_category);
 }
 
@@ skipping 53 matching lines @@
 }
 
 void ContextualSearchManager::SetCaption(std::string caption,
                                          bool does_answer) {
   JNIEnv* env = base::android::AttachCurrentThread();
   base::android::ScopedJavaLocalRef<jstring> j_caption =
       base::android::ConvertUTF8ToJavaString(env, caption.c_str());
   Java_ContextualSearchManager_onSetCaption(env, java_manager_, j_caption,
                                             does_answer);
 }