Avoid redundantly setting tex parameters

cc/resource_provider.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 "cc/resource_provider.h"
 
 #include <limits.h>
 
 #include "base/debug/alias.h"
 #include "base/hash_tables.h"
@@ skipping 179 matching lines @@
 
     ResourceId id = m_nextId++;
     Resource resource(pixels, pool, size, GL_RGBA);
     m_resources[id] = resource;
     return id;
 }
 
 ResourceProvider::ResourceId ResourceProvider::createResourceFromExternalTexture(unsigned textureId)
 {
     DCHECK(m_threadChecker.CalledOnValidThread());
-    DCHECK(m_context->context3D());
+
+    WebGraphicsContext3D* context3d = m_context->context3D();
+    DCHECK(context3d);
+    GLC(context3d, context3d->bindTexture(GL_TEXTURE_2D, textureId));
+    GLC(context3d, context3d->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR));
+    GLC(context3d, context3d->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR));
+    GLC(context3d, context3d->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE));
+    GLC(context3d, context3d->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE));
+
     ResourceId id = m_nextId++;
     Resource resource(textureId, 0, gfx::Size(), 0);
     resource.external = true;
     m_resources[id] = resource;
     return id;
 }
 
 void ResourceProvider::deleteResource(ResourceId id)
 {
     DCHECK(m_threadChecker.CalledOnValidThread());
@@ skipping 472 matching lines @@
     g_debugZone = zone;
 }
 
 void ResourceProvider::debugNotifyLeaveZone()
 {
     g_debugZone = 0;
 }
 
 
 }  // namespace cc