cc: Remove opaque flags from SharedQuadState and DrawQuad

cc/draw_quad.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/draw_quad.h"
 
 #include "base/logging.h"
 #include "cc/checkerboard_draw_quad.h"
 #include "cc/debug_border_draw_quad.h"
 #include "cc/io_surface_draw_quad.h"
 #include "cc/render_pass_draw_quad.h"
 #include "cc/solid_color_draw_quad.h"
 #include "cc/stream_video_draw_quad.h"
 #include "cc/texture_draw_quad.h"
 #include "cc/tile_draw_quad.h"
 #include "cc/yuv_video_draw_quad.h"
 
 namespace {
 
 template<typename T> T* TypedCopy(const cc::DrawQuad* other) {
     return new T(*T::materialCast(other));
 }
 
 }
 
 namespace cc {
 
-DrawQuad::DrawQuad(const SharedQuadState* sharedQuadState, Material material, const gfx::Rect& quadRect)
+DrawQuad::DrawQuad(const SharedQuadState* sharedQuadState, Material material, const gfx::Rect& quadRect, const gfx::Rect& opaqueRect)
     : m_sharedQuadState(sharedQuadState)
     , m_sharedQuadStateId(sharedQuadState->id)
     , m_material(material)
     , m_quadRect(quadRect)
     , m_quadVisibleRect(quadRect)
-    , m_quadOpaque(true)
     , m_needsBlending(false)
+    , m_opaqueRect(opaqueRect)
 {
     DCHECK(m_sharedQuadState);
     DCHECK(m_material != INVALID);
 }
 
 gfx::Rect DrawQuad::opaqueRect() const
 {
     if (opacity() != 1)
         return gfx::Rect();
-    if (m_sharedQuadState->opaque && m_quadOpaque)
-        return m_quadRect;
     return m_opaqueRect;
 }
 
 void DrawQuad::setQuadVisibleRect(gfx::Rect quadVisibleRect)
 {
     m_quadVisibleRect = gfx::IntersectRects(quadVisibleRect, m_quadRect);
 }
 
 scoped_ptr<DrawQuad> DrawQuad::copy(const SharedQuadState* copiedSharedQuadState) const
 {
@@ skipping 32 matching lines @@
     return copyQuad.Pass();
 }
 
 void DrawQuad::setSharedQuadState(const SharedQuadState* sharedQuadState)
 {
     m_sharedQuadState = sharedQuadState;
     m_sharedQuadStateId = sharedQuadState->id;
 }
 
 }  // namespace cc