AW: remove redundant public modifier from interfaces

No change to logic.

This removes the 'public' visibility modifier from methods on public
interfaces, as these methods are implicitly public (and this is a lint
warning on the Android side).

Bug: 843420
Test: N/A
Change-Id: I17ea506f8cb7965c80e2489d985d1a3f2476fb50
Reviewed-on: https://chromium-review.googlesource.com/1062965Reviewed-by: Paul Miller <paulmiller@chromium.org>
Commit-Queue: Nate Fischer <ntfschr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#559326}

android_webview/support_library/boundary_interfaces/src/org/chromium/support_lib_boundary/SafeBrowsingResponseBoundaryInterface.java

@@ -8,7 +8,7 @@ package org.chromium.support_lib_boundary;
  * Boundary interface for SafeBrowsingResponseCompat.
  */
 public interface SafeBrowsingResponseBoundaryInterface {
-    public void showInterstitial(boolean allowReporting);
-    public void proceed(boolean report);
-    public void backToSafety(boolean report);
+    void showInterstitial(boolean allowReporting);
+    void proceed(boolean report);
+    void backToSafety(boolean report);
 }

android_webview/support_library/boundary_interfaces/src/org/chromium/support_lib_boundary/WebResourceErrorBoundaryInterface.java

@@ -8,6 +8,6 @@ package org.chromium.support_lib_boundary;
  * Boundary interface for WebResourceErrorCompat.
  */
 public interface WebResourceErrorBoundaryInterface {
-    public int getErrorCode();
-    public CharSequence getDescription();
+    int getErrorCode();
+    CharSequence getDescription();
 }

android_webview/support_library/boundary_interfaces/src/org/chromium/support_lib_boundary/WebResourceRequestBoundaryInterface.java

@@ -7,4 +7,4 @@ package org.chromium.support_lib_boundary;
 /**
  * Boundary interface for WebResourceRequest.
  */
-public interface WebResourceRequestBoundaryInterface { public boolean isRedirect(); }
+public interface WebResourceRequestBoundaryInterface { boolean isRedirect(); }