[android_webview] Fixes for wrap_content layouts.

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 631d5ed27b689f950284c2e324918e315c897b9b..d85a02f55de864b68f6c183656a49e9d8f2771f6 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwContents.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwContents.java
@@ -343,6 +343,11 @@ public class AwContents {
         public void setMeasuredDimension(int measuredWidth, int measuredHeight) {
             mInternalAccessAdapter.setMeasuredDimension(measuredWidth, measuredHeight);
         }
+
+        @Override
+        public void setFixedLayoutSize(int widthDip, int heightDip) {
+            nativeSetFixedLayoutSize(mNativeAwContents, widthDip, heightDip);
+        }
     }
 
     //--------------------------------------------------------------------------------------------
@@ -1505,6 +1510,7 @@ public class AwContents {
         mScrollOffsetManager.setContainerViewSize(w, h);
         mContentViewCore.onPhysicalBackingSizeChanged(w, h);
         mContentViewCore.onSizeChanged(w, h, ow, oh);
+        mLayoutSizer.onSizeChanged(w, h, ow, oh);
         nativeOnSizeChanged(mNativeAwContents, w, h, ow, oh);
     }
 
@@ -1898,6 +1904,7 @@ public class AwContents {
     private native void nativeSetDipScale(int nativeAwContents, float dipScale);
     private native void nativeSetDisplayedPageScaleFactor(int nativeAwContents,
             float pageScaleFactor);
+    private native void nativeSetFixedLayoutSize(int nativeAwContents, int widthDip, int heightDip);
 
     // Returns null if save state fails.
     private native byte[] nativeGetOpaqueState(int nativeAwContents);