Change visibility of methods only called by JNI counter-part of the class.

BUG=414820

Review URL: https://codereview.chromium.org/581433002

Cr-Commit-Position: refs/heads/master@{#295193}

android_webview/java/src/org/chromium/android_webview/AwWebResourceResponse.java

@@ -6,6 +6,7 @@ package org.chromium.android_webview;
 
 import org.chromium.base.CalledByNative;
 import org.chromium.base.JNINamespace;
+import org.chromium.base.VisibleForTesting;
 
 import java.io.InputStream;
 import java.util.Map;
@@ -48,38 +49,40 @@ public class AwWebResourceResponse {
         }
     }
 
+    @VisibleForTesting
     @CalledByNative
     public String getMimeType() {
         return mMimeType;
     }
 
     @CalledByNative
-    public String getCharset() {
+    private String getCharset() {
         return mCharset;
     }
 
+    @VisibleForTesting
     @CalledByNative
     public InputStream getData() {
         return mData;
     }
 
     @CalledByNative
-    public int getStatusCode() {
+    private int getStatusCode() {
         return mStatusCode;
     }
 
     @CalledByNative
-    public String getReasonPhrase() {
+    private String getReasonPhrase() {
         return mReasonPhrase;
     }
 
     @CalledByNative
-    public String[] getResponseHeaderNames() {
+    private String[] getResponseHeaderNames() {
         return mResponseHeaderNames;
     }
 
     @CalledByNative
-    public String[] getResponseHeaderValues() {
+    private String[] getResponseHeaderValues() {
         return mResponseHeaderValues;
     }
 }

build/android/findbugs_filter/findbugs_known_bugs.txt

@@ -20,7 +20,5 @@ M V EI2: org.chromium.chrome.browser.ChromeBrowserProvider$BookmarkNode.setThumb
 M V EI: org.chromium.chrome.browser.ChromeBrowserProvider$BookmarkNode.favicon() may expose internal representation by returning ChromeBrowserProvider$BookmarkNode.mFavicon  At ChromeBrowserProvider.java
 M V EI: org.chromium.chrome.browser.ChromeBrowserProvider$BookmarkNode.thumbnail() may expose internal representation by returning ChromeBrowserProvider$BookmarkNode.mThumbnail  At ChromeBrowserProvider.java
 M M LI: Incorrect lazy initialization of static field org.chromium.chrome.browser.sync.ProfileSyncService.sSyncSetupManager in org.chromium.chrome.browser.sync.ProfileSyncService.get(Context)  At ProfileSyncService.java
-M V EI: org.chromium.android_webview.AwWebResourceResponse.getResponseHeaderNames() may expose internal representation by returning AwWebResourceResponse.mResponseHeaderNames  At AwWebResourceResponse.java
-M V EI: org.chromium.android_webview.AwWebResourceResponse.getResponseHeaderValues() may expose internal representation by returning AwWebResourceResponse.mResponseHeaderValues  At AwWebResourceResponse.java
 M V EI2: org.chromium.content_public.browser.LoadUrlParams.setPostData(byte[]) may expose internal representation by storing an externally mutable object into LoadUrlParams.mPostData  At LoadUrlParams.java
 M V EI: org.chromium.content_public.browser.LoadUrlParams.getPostData() may expose internal representation by returning LoadUrlParams.mPostData  At LoadUrlParams.java