Subrect snapshot support.

android_webview/native/aw_contents.cc

 // Copyright (c) 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 "android_webview/native/aw_contents.h"
 
 #include "android_webview/browser/aw_browser_main_parts.h"
 #include "android_webview/browser/net_disk_cache_remover.h"
 #include "android_webview/browser/renderer_host/aw_render_view_host_ext.h"
 #include "android_webview/browser/renderer_host/aw_resource_dispatcher_host_delegate.h"
@@ skipping 102 matching lines @@
   virtual void Composite() {}
   virtual WebKit::WebGLId GenerateTexture(gfx::JavaBitmap& bitmap) OVERRIDE {
     return 0;
   }
   virtual WebKit::WebGLId GenerateCompressedTexture(gfx::Size& size,
                                                     int data_size,
                                                     void* data) OVERRIDE {
     return 0;
   }
   virtual void DeleteTexture(WebKit::WebGLId texture_id) OVERRIDE {}
-  virtual void CopyTextureToBitmap(WebKit::WebGLId texture_id,
-                                   gfx::JavaBitmap& bitmap) OVERRIDE {}
+  virtual bool CopyTextureToBitmap(WebKit::WebGLId texture_id,
+                                   gfx::JavaBitmap& bitmap) OVERRIDE {
+    return false;
+  }
+  virtual bool CopyTextureToBitmap(WebKit::WebGLId texture_id,
+                                   const gfx::Rect& src_rect,
+                                   gfx::JavaBitmap& bitmap) OVERRIDE {
+    return false;
+  }
   virtual void SetHasTransparentBackground(bool flag) OVERRIDE {}
 };
 
 }  // namespace
 
 // static
 AwContents* AwContents::FromWebContents(WebContents* web_contents) {
   return AwContentsUserData::GetContents(web_contents);
 }
 
@@ skipping 602 matching lines @@
     return;
   }
   pending_contents_ = pending.Pass();
 }
 
 jint AwContents::ReleasePopupWebContents(JNIEnv* env, jobject obj) {
   return reinterpret_cast<jint>(pending_contents_.release());
 }
 
 }  // namespace android_webview