Shrink texture uploader when not visible.

cc/gl_renderer.cc

 // Copyright 2010 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 "cc/gl_renderer.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
@@ skipping 1384 matching lines @@
     return ManagedMemoryPolicy::CUTOFF_ALLOW_NOTHING;
 }
 
 void GLRenderer::enforceMemoryPolicy()
 {
     if (!m_visible) {
         TRACE_EVENT0("cc", "GLRenderer::enforceMemoryPolicy dropping resources");
         releaseRenderPassTextures();
         if (m_discardBackbufferWhenNotVisible)
             discardBackbuffer();
+        m_resourceProvider->releaseCachedData();
         GLC(m_context, m_context->flush());
     }
 }
 
 void GLRenderer::discardBackbuffer()
 {
     if (m_isBackbufferDiscarded)
         return;
 
     if (!m_capabilities.usingDiscardBackbuffer)
@@ skipping 416 matching lines @@
 
     releaseRenderPassTextures();
 }
 
 bool GLRenderer::isContextLost()
 {
     return (m_context->getGraphicsResetStatusARB() != GL_NO_ERROR);
 }
 
 }  // namespace cc