Store physical backing size in ViewAndroid

chrome/browser/android/tab_android.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/android/tab_android.h"
 
 #include <stddef.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
@@ skipping 416 matching lines @@
       process->FastShutdownForPageCount(1);
 
     web_contents_.reset();
     synced_tab_delegate_->ResetWebContents();
   } else {
     // Release the WebContents so it does not get deleted by the scoped_ptr.
     ignore_result(web_contents_.release());
   }
 }
 
+void TabAndroid::OnPhysicalBackingSizeChanged(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj,
+    const JavaParamRef<jobject>& jweb_contents,
+    jint width,
+    jint height) {
+  content::WebContents* web_contents =
+      content::WebContents::FromJavaWebContents(jweb_contents);
+  gfx::Size size(width, height);
+  web_contents->GetNativeView()->OnPhysicalBackingSizeChanged(size);
+}
+
 base::android::ScopedJavaLocalRef<jobject> TabAndroid::GetProfileAndroid(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj) {
   Profile* profile = GetProfile();
   if (!profile)
     return base::android::ScopedJavaLocalRef<jobject>();
   ProfileAndroid* profile_android = ProfileAndroid::FromProfile(profile);
   if (!profile_android)
     return base::android::ScopedJavaLocalRef<jobject>();
 
@@ skipping 333 matching lines @@
 static void Init(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   TRACE_EVENT0("native", "TabAndroid::Init");
   // This will automatically bind to the Java object and pass ownership there.
   new TabAndroid(env, obj);
 }
 
 // static
 bool TabAndroid::RegisterTabAndroid(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }