Add a feature to display a persistence toggle for permission prompts on Android.

chrome/android/java/src/org/chromium/chrome/browser/infobar/InfoBar.java

Index: chrome/android/java/src/org/chromium/chrome/browser/infobar/InfoBar.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/infobar/InfoBar.java b/chrome/android/java/src/org/chromium/chrome/browser/infobar/InfoBar.java
index c2b44e82fcd2d256e5dc91740d811ecd0caf46c2..18de95858b9b299dd87562d70bdad887e998a628 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/infobar/InfoBar.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/infobar/InfoBar.java
@@ -158,7 +158,17 @@ public abstract class InfoBar implements InfoBarView {
      * @param action The type of action defined as ACTION_* in this class.
      */
     protected void onButtonClicked(int action) {
-        if (mNativeInfoBarPtr != 0) nativeOnButtonClicked(mNativeInfoBarPtr, action);
+        if (mNativeInfoBarPtr != 0) nativeOnButtonClicked(mNativeInfoBarPtr, action, false);
+    }
+
+    /**
+     * Performs some action related to the button being clicked.
+     * @param action The type of action defined as ACTION_* in this class.
+     * @param persist Whether the user wishes the action to be persisted. Used only for
+     * ConfirmInfoBar.

[gone, 2016/08/10 17:47:53]

From an interface standpoint, I think it might make more sense to take the extra
JNI hit to pull the persist boolean inside
PermissionInfoBarDelegate::ProcessButton().  Doing that means that
InfoBar/ConfirmInfoBar are insulated from that detail entirely.  WDYT?

[dominickn, 2016/08/11 04:43:49]

Done, moved to PermissionInfoBar.

+     */
+    protected void onButtonClicked(int action, boolean persist) {
+        if (mNativeInfoBarPtr != 0) nativeOnButtonClicked(mNativeInfoBarPtr, action, persist);
     }
 
     @Override
@@ -171,6 +181,7 @@ public abstract class InfoBar implements InfoBarView {
     }
 
     private native void nativeOnLinkClicked(long nativeInfoBarAndroid);
-    private native void nativeOnButtonClicked(long nativeInfoBarAndroid, int action);
+    private native void nativeOnButtonClicked(
+            long nativeInfoBarAndroid, int action, boolean persist);
     private native void nativeOnCloseButtonClicked(long nativeInfoBarAndroid);
 }