[android_webview] Fixes for wrap_content layouts.

android_webview/browser/renderer_host/aw_render_view_host_ext.h

Index: android_webview/browser/renderer_host/aw_render_view_host_ext.h
diff --git a/android_webview/browser/renderer_host/aw_render_view_host_ext.h b/android_webview/browser/renderer_host/aw_render_view_host_ext.h
index 3007f15556effb5195a1534f2e49d577d52ff25b..3ef5b569f18671c34269800afc27ee1059601a19 100644
--- a/android_webview/browser/renderer_host/aw_render_view_host_ext.h
+++ b/android_webview/browser/renderer_host/aw_render_view_host_ext.h
@@ -11,6 +11,7 @@
 #include "base/callback_forward.h"
 #include "base/threading/non_thread_safe.h"
 #include "third_party/skia/include/core/SkColor.h"
+#include "ui/gfx/size.h"
 
 class GURL;
 
@@ -66,6 +67,9 @@ class AwRenderViewHostExt : public content::WebContentsObserver,
   // Text Autosizing.
   void SetTextZoomLevel(double level);
 
+  void EnableFixedLayoutOverride(const gfx::Size& size);
+  void DisableFixedLayoutOverride();
+
   void ResetScrollAndScaleState();
 
   // Sets the initial page scale. This overrides initial scale set by