Navigation transitions: Plumb data from the outgoing renderer to the incoming renderer

content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java

Index: content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
index 9733a58784af0c70ff24a72caa08e94a4c75e899..cd5145f2a7d31da84bec8b70ac6c1d14b852f555 100644
--- a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
+++ b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
@@ -240,7 +240,7 @@ public class ContentViewCore
          *                      the transition layer's markup after the entering stylesheets
          *                      have been applied.
          */
-        public void didDeferAfterResponseStarted(String enteringColor);
+        public void didDeferAfterResponseStarted(String markup, String cssSelector, String enteringColor);
 
         /**
          * Called when a navigation transition has been detected, and we need to check
@@ -1421,6 +1421,23 @@ public class ContentViewCore
     }
 
     /**
+     * Inserts the provided markup sandboxed into the frame.
+     */
+    void setupTransitionView(String markup) {
+        if (mNativeContentViewCore == 0) return;
+        nativeSetupTransitionView(mNativeContentViewCore, markup);
+    }
+
+    /**
+     * Hides transition elements specified by the selector, and activates any
+     * exiting-transition stylesheets.
+     */
+    void beginExitTransition(String cssSelector) {
+        if (mNativeContentViewCore == 0) return;
+        nativeBeginExitTransition(mNativeContentViewCore, cssSelector);
+    }
+
+    /**
      * Requests the renderer insert a link to the specified stylesheet in the
      * main frame's document.
      */
@@ -3059,9 +3076,9 @@ public class ContentViewCore
     }
 
     @CalledByNative
-    private void didDeferAfterResponseStarted(String enteringColor) {
+    private void didDeferAfterResponseStarted(String markup, String cssSelector, String enteringColor) {
         if (mNavigationTransitionDelegate != null ) {
-            mNavigationTransitionDelegate.didDeferAfterResponseStarted(enteringColor);
+            mNavigationTransitionDelegate.didDeferAfterResponseStarted(markup, cssSelector, enteringColor);
         }
     }
 
@@ -3300,6 +3317,8 @@ public class ContentViewCore
     private native void nativeExtractSmartClipData(long nativeContentViewCoreImpl,
             int x, int y, int w, int h);
     private native void nativeSetBackgroundOpaque(long nativeContentViewCoreImpl, boolean opaque);
+    private native void nativeSetupTransitionView(long nativeContentViewCoreImpl, String markup);
+    private native void nativeBeginExitTransition(long nativeContentViewCoreImpl, String cssSelector);
 
     private native void nativeResumeResponseDeferredAtStart(
             long nativeContentViewCoreImpl);