android_webview: Let AwContents manage TouchHandleDrawable

android_webview/java/src/org/chromium/android_webview/AwContents.java

Index: android_webview/java/src/org/chromium/android_webview/AwContents.java
diff --git a/android_webview/java/src/org/chromium/android_webview/AwContents.java b/android_webview/java/src/org/chromium/android_webview/AwContents.java
index a3dbd95e3576653464aabdc50a83f32b418d5df6..9981d2e60fc524467c08930013e45a1f1c035120 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwContents.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwContents.java
@@ -59,6 +59,7 @@ import org.chromium.content.browser.ContentViewClient;
 import org.chromium.content.browser.ContentViewCore;
 import org.chromium.content.browser.ContentViewStatics;
 import org.chromium.content.browser.SmartClipProvider;
+import org.chromium.content.browser.input.PopupTouchHandleDrawable;
 import org.chromium.content.common.CleanupReference;
 import org.chromium.content_public.browser.GestureStateListener;
 import org.chromium.content_public.browser.JavaScriptCallback;
@@ -81,7 +82,9 @@ import java.io.File;
 import java.lang.annotation.Annotation;
 import java.net.MalformedURLException;
 import java.net.URL;
+import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 import java.util.Map.Entry;
@@ -288,6 +291,8 @@ public class AwContents implements SmartClipProvider,
     private final AwSettings mSettings;
     private final ScrollAccessibilityHelper mScrollAccessibilityHelper;
 
+    private final List<PopupTouchHandleDrawable> mTouchHandleDrawables = new ArrayList<>();
+
     private boolean mIsPaused;
     private boolean mIsViewVisible;
     private boolean mIsWindowVisible;
@@ -934,6 +939,9 @@ public class AwContents implements SmartClipProvider,
             mAwPdfExporter.setContainerView(mContainerView);
         }
         mWebContentsDelegate.setContainerView(mContainerView);
+        for (PopupTouchHandleDrawable drawable: mTouchHandleDrawables) {
+            drawable.onContainerViewChanged(newContainerView);
+        }
         onContainerViewChanged();
     }
 
@@ -2681,6 +2689,11 @@ public class AwContents implements SmartClipProvider,
         mFavicon = bitmap;
     }
 
+    @CalledByNative
+    private void onCreatedTouchHandle(PopupTouchHandleDrawable drawable) {
+        mTouchHandleDrawables.add(drawable);
+    }
+
     /** Callback for generateMHTML. */
     @CalledByNative
     private static void generateMHTMLCallback(