Add CCDelegatingRenderer, and corresponding IPCs

cc/CCResourceProvider.cpp

Index: cc/CCResourceProvider.cpp
diff --git a/cc/CCResourceProvider.cpp b/cc/CCResourceProvider.cpp
index be87e82b23827c8dd47f4ff5b2c236baf2e6bbaa..42caa1452c43ab2b059444ea8cc5d7a15ea0a0b7 100644
--- a/cc/CCResourceProvider.cpp
+++ b/cc/CCResourceProvider.cpp
@@ -14,6 +14,7 @@
 #include "base/debug/alias.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
+#include "cc/transferable_resource.h"
 #include "CCProxy.h"
 #include "CCRendererGL.h" // For the GLC() macro.
 #include "Extensions3DChromium.h"
@@ -50,14 +51,6 @@ static bool isTextureFormatSupportedForStorage(GC3Denum format)
     return (format == GraphicsContext3D::RGBA || format == Extensions3D::BGRA_EXT);
 }
 
-CCResourceProvider::TransferableResourceList::TransferableResourceList()
-{
-}
-
-CCResourceProvider::TransferableResourceList::~TransferableResourceList()
-{
-}
-
 CCResourceProvider::Resource::Resource()
     : glId(0)
     , pixels(0)
@@ -546,15 +539,15 @@ const CCResourceProvider::ResourceIdMap& CCResourceProvider::getChildToParentMap
 #endif
 }
 
-CCResourceProvider::TransferableResourceList CCResourceProvider::prepareSendToParent(const ResourceIdArray& resources)
+void CCResourceProvider::prepareSendToParent(const ResourceIdArray& resources, TransferableResourceList* list)
 {
     ASSERT(CCProxy::isImplThread());
-    TransferableResourceList list;
-    list.syncPoint = 0;
+    list->sync_point = 0;
+    list->resources.clear();
     WebGraphicsContext3D* context3d = m_context->context3D();
     if (!context3d || !context3d->makeContextCurrent()) {
         // FIXME: Implement this path for software compositing.
-        return list;
+        return;
     }
     for (ResourceIdArray::const_iterator it = resources.begin(); it != resources.end(); ++it) {
         TransferableResource resource;
@@ -564,23 +557,22 @@ CCResourceProvider::TransferableResourceList CCResourceProvider::prepareSendToPa
 #else
             m_resources.find(*it)->second.exported = true;
 #endif
-            list.resources.append(resource);
+            list->resources.push_back(resource);
         }
     }
-    if (list.resources.size())
-        list.syncPoint = context3d->insertSyncPoint();
-    return list;
+    if (list->resources.size())
+        list->sync_point = context3d->insertSyncPoint();
 }
 
-CCResourceProvider::TransferableResourceList CCResourceProvider::prepareSendToChild(int child, const ResourceIdArray& resources)
+void CCResourceProvider::prepareSendToChild(int child, const ResourceIdArray& resources, TransferableResourceList* list)
 {
     ASSERT(CCProxy::isImplThread());
-    TransferableResourceList list;
-    list.syncPoint = 0;
+    list->sync_point = 0;
+    list->resources.clear();
     WebGraphicsContext3D* context3d = m_context->context3D();
     if (!context3d || !context3d->makeContextCurrent()) {
         // FIXME: Implement this path for software compositing.
-        return list;
+        return;
     }
 #if WTF_NEW_HASHMAP_ITERATORS_INTERFACE
     Child& childInfo = m_children.find(child)->value;
@@ -594,12 +586,11 @@ CCResourceProvider::TransferableResourceList CCResourceProvider::prepareSendToCh
         resource.id = childInfo.parentToChildMap.get(*it);
         childInfo.parentToChildMap.remove(*it);
         childInfo.childToParentMap.remove(resource.id);
-        list.resources.append(resource);
+        list->resources.push_back(resource);
         deleteResource(*it);
     }
-    if (list.resources.size())
-        list.syncPoint = context3d->insertSyncPoint();
-    return list;
+    if (list->resources.size())
+        list->sync_point = context3d->insertSyncPoint();
 }
 
 void CCResourceProvider::receiveFromChild(int child, const TransferableResourceList& resources)
@@ -610,27 +601,27 @@ void CCResourceProvider::receiveFromChild(int child, const TransferableResourceL
         // FIXME: Implement this path for software compositing.
         return;
     }
-    if (resources.syncPoint) {
+    if (resources.sync_point) {
         // NOTE: If the parent is a browser and the child a renderer, the parent
         // is not supposed to have its context wait, because that could induce
         // deadlocks and/or security issues. The caller is responsible for
-        // waiting asynchronously, and resetting syncPoint before calling this.
+        // waiting asynchronously, and resetting sync_point before calling this.
         // However if the parent is a renderer (e.g. browser tag), it may be ok
         // (and is simpler) to wait.
-        GLC(context3d, context3d->waitSyncPoint(resources.syncPoint));
+        GLC(context3d, context3d->waitSyncPoint(resources.sync_point));
     }
 #if WTF_NEW_HASHMAP_ITERATORS_INTERFACE
     Child& childInfo = m_children.find(child)->value;
 #else
     Child& childInfo = m_children.find(child)->second;
 #endif
-    for (Vector<TransferableResource>::const_iterator it = resources.resources.begin(); it != resources.resources.end(); ++it) {
+    for (std::vector<TransferableResource>::const_iterator it = resources.resources.begin(); it != resources.resources.end(); ++it) {
         unsigned textureId;
         GLC(context3d, textureId = context3d->createTexture());
         GLC(context3d, context3d->bindTexture(GraphicsContext3D::TEXTURE_2D, textureId));
         GLC(context3d, context3d->consumeTextureCHROMIUM(GraphicsContext3D::TEXTURE_2D, it->mailbox.name));
         ResourceId id = m_nextId++;
-        Resource resource(textureId, childInfo.pool, it->size, it->format);
+        Resource resource(textureId, childInfo.pool, IntSize(it->size.width(), it->size.height()), it->format);
         m_resources.add(id, resource);
         m_mailboxes.append(it->mailbox);
         childInfo.parentToChildMap.add(id, it->id);
@@ -646,9 +637,9 @@ void CCResourceProvider::receiveFromParent(const TransferableResourceList& resou
         // FIXME: Implement this path for software compositing.
         return;
     }
-    if (resources.syncPoint)
-        GLC(context3d, context3d->waitSyncPoint(resources.syncPoint));
-    for (Vector<TransferableResource>::const_iterator it = resources.resources.begin(); it != resources.resources.end(); ++it) {
+    if (resources.sync_point)
+        GLC(context3d, context3d->waitSyncPoint(resources.sync_point));
+    for (std::vector<TransferableResource>::const_iterator it = resources.resources.begin(); it != resources.resources.end(); ++it) {
         ResourceMap::iterator mapIterator = m_resources.find(it->id);
         ASSERT(mapIterator != m_resources.end());
 #if WTF_NEW_HASHMAP_ITERATORS_INTERFACE
@@ -683,7 +674,7 @@ bool CCResourceProvider::transferResource(WebGraphicsContext3D* context, Resourc
         return false;
     resource->id = id;
     resource->format = source->format;
-    resource->size = source->size;
+    resource->size = gfx::Size(source->size.height(), source->size.width());
     if (!m_mailboxes.isEmpty())
         resource->mailbox = m_mailboxes.takeFirst();
     else