Remove static thread pointers from CC

cc/prioritized_texture_manager.cc

Index: cc/prioritized_texture_manager.cc
diff --git a/cc/prioritized_texture_manager.cc b/cc/prioritized_texture_manager.cc
index 6ad408e982c8149d732b013d75c358f896a897d6..2a216a6146f8e7060b21abfe4e81eaeec702cad3 100644
--- a/cc/prioritized_texture_manager.cc
+++ b/cc/prioritized_texture_manager.cc
@@ -17,8 +17,9 @@ using namespace std;
 
 namespace cc {
 
-PrioritizedTextureManager::PrioritizedTextureManager(size_t maxMemoryLimitBytes, int, int pool)
-    : m_maxMemoryLimitBytes(maxMemoryLimitBytes)
+PrioritizedTextureManager::PrioritizedTextureManager(size_t maxMemoryLimitBytes, int, int pool, const Proxy* proxy)
+    : m_proxy(proxy)
+    , m_maxMemoryLimitBytes(maxMemoryLimitBytes)
     , m_externalPriorityCutoff(PriorityCalculator::allowEverythingCutoff())
     , m_memoryUseBytes(0)
     , m_memoryAboveCutoffBytes(0)
@@ -43,7 +44,7 @@ PrioritizedTextureManager::~PrioritizedTextureManager()
 void PrioritizedTextureManager::prioritizeTextures()
 {
     TRACE_EVENT0("cc", "PrioritizedTextureManager::prioritizeTextures");
-    DCHECK(Proxy::isMainThread());
+    DCHECK(m_proxy->isMainThread());
 
     // Sorting textures in this function could be replaced by a slightly
     // modified O(n) quick-select to partition textures rather than
@@ -111,7 +112,7 @@ void PrioritizedTextureManager::prioritizeTextures()
 void PrioritizedTextureManager::pushTexturePrioritiesToBackings()
 {
     TRACE_EVENT0("cc", "PrioritizedTextureManager::pushTexturePrioritiesToBackings");
-    DCHECK(Proxy::isImplThread() && Proxy::isMainThreadBlocked());
+    DCHECK(m_proxy->isImplThread() && m_proxy->isMainThreadBlocked());
 
     assertInvariants();
     for (BackingList::iterator it = m_backings.begin(); it != m_backings.end(); ++it)
@@ -123,7 +124,7 @@ void PrioritizedTextureManager::pushTexturePrioritiesToBackings()
 void PrioritizedTextureManager::updateBackingsInDrawingImplTree()
 {
     TRACE_EVENT0("cc", "PrioritizedTextureManager::updateBackingsInDrawingImplTree");
-    DCHECK(Proxy::isImplThread() && Proxy::isMainThreadBlocked());
+    DCHECK(m_proxy->isImplThread() && m_proxy->isMainThreadBlocked());
 
     assertInvariants();
     for (BackingList::iterator it = m_backings.begin(); it != m_backings.end(); ++it) {
@@ -137,7 +138,7 @@ void PrioritizedTextureManager::updateBackingsInDrawingImplTree()
 void PrioritizedTextureManager::sortBackings()
 {
     TRACE_EVENT0("cc", "PrioritizedTextureManager::sortBackings");
-    DCHECK(Proxy::isImplThread());
+    DCHECK(m_proxy->isImplThread());
 
     // Put backings in eviction/recycling order.
     m_backings.sort(compareBackings);
@@ -146,7 +147,7 @@ void PrioritizedTextureManager::sortBackings()
 
 void PrioritizedTextureManager::clearPriorities()
 {
-    DCHECK(Proxy::isMainThread());
+    DCHECK(m_proxy->isMainThread());
     for (TextureSet::iterator it = m_textures.begin(); it != m_textures.end(); ++it) {
         // FIXME: We should remove this and just set all priorities to
         //        PriorityCalculator::lowestPriority() once we have priorities
@@ -158,7 +159,7 @@ void PrioritizedTextureManager::clearPriorities()
 
 bool PrioritizedTextureManager::requestLate(PrioritizedTexture* texture)
 {
-    DCHECK(Proxy::isMainThread());
+    DCHECK(m_proxy->isMainThread());
 
     // This is already above cutoff, so don't double count it's memory below.
     if (texture->isAbovePriorityCutoff())
@@ -183,7 +184,7 @@ bool PrioritizedTextureManager::requestLate(PrioritizedTexture* texture)
 
 void PrioritizedTextureManager::acquireBackingTextureIfNeeded(PrioritizedTexture* texture, ResourceProvider* resourceProvider)
 {
-    DCHECK(Proxy::isImplThread() && Proxy::isMainThreadBlocked());
+    DCHECK(m_proxy->isImplThread() && m_proxy->isMainThreadBlocked());
     DCHECK(!texture->isSelfManaged());
     DCHECK(texture->isAbovePriorityCutoff());
     if (texture->backing() || !texture->isAbovePriorityCutoff())
@@ -223,7 +224,7 @@ void PrioritizedTextureManager::acquireBackingTextureIfNeeded(PrioritizedTexture
 
 bool PrioritizedTextureManager::evictBackingsToReduceMemory(size_t limitBytes, int priorityCutoff, EvictionPolicy evictionPolicy, ResourceProvider* resourceProvider)
 {
-    DCHECK(Proxy::isImplThread());
+    DCHECK(m_proxy->isImplThread());
     if (memoryUseBytes() <= limitBytes && PriorityCalculator::allowEverythingCutoff() == priorityCutoff)
         return false;
 
@@ -243,7 +244,7 @@ bool PrioritizedTextureManager::evictBackingsToReduceMemory(size_t limitBytes, i
 
 void PrioritizedTextureManager::reduceMemory(ResourceProvider* resourceProvider)
 {
-    DCHECK(Proxy::isImplThread() && Proxy::isMainThreadBlocked());
+    DCHECK(m_proxy->isImplThread() && m_proxy->isMainThreadBlocked());
 
     evictBackingsToReduceMemory(m_memoryAvailableBytes, PriorityCalculator::allowEverythingCutoff(), EvictOnlyRecyclable, resourceProvider);
     DCHECK(memoryUseBytes() <= maxMemoryLimitBytes());
@@ -275,14 +276,14 @@ void PrioritizedTextureManager::reduceMemory(ResourceProvider* resourceProvider)
 
 void PrioritizedTextureManager::clearAllMemory(ResourceProvider* resourceProvider)
 {
-    DCHECK(Proxy::isImplThread() && Proxy::isMainThreadBlocked());
+    DCHECK(m_proxy->isImplThread() && m_proxy->isMainThreadBlocked());
     DCHECK(resourceProvider);
     evictBackingsToReduceMemory(0, PriorityCalculator::allowEverythingCutoff(), EvictAnything, resourceProvider);
 }
 
 bool PrioritizedTextureManager::reduceMemoryOnImplThread(size_t limitBytes, int priorityCutoff, ResourceProvider* resourceProvider)
 {
-    DCHECK(Proxy::isImplThread());
+    DCHECK(m_proxy->isImplThread());
     DCHECK(resourceProvider);
     // If we are in the process of uploading a new frame then the backings at the very end of
     // the list are not sorted by priority. Sort them before doing the eviction.
@@ -293,14 +294,14 @@ bool PrioritizedTextureManager::reduceMemoryOnImplThread(size_t limitBytes, int
 
 void PrioritizedTextureManager::getEvictedBackings(BackingList& evictedBackings)
 {
-    DCHECK(Proxy::isImplThread());
+    DCHECK(m_proxy->isImplThread());
     evictedBackings.clear();
     evictedBackings.insert(evictedBackings.begin(), m_evictedBackings.begin(), m_evictedBackings.end());
 }
 
 void PrioritizedTextureManager::unlinkEvictedBackings(const BackingList& evictedBackings)
 {
-    DCHECK(Proxy::isMainThread());
+    DCHECK(m_proxy->isMainThread());
     for (BackingList::const_iterator it = evictedBackings.begin(); it != evictedBackings.end(); ++it) {
         PrioritizedTexture::Backing* backing = (*it);
         if (backing->owner())
@@ -310,7 +311,7 @@ void PrioritizedTextureManager::unlinkEvictedBackings(const BackingList& evicted
 
 void PrioritizedTextureManager::deleteUnlinkedEvictedBackings()
 {
-    DCHECK(Proxy::isMainThread() || (Proxy::isImplThread() && Proxy::isMainThreadBlocked()));
+    DCHECK(m_proxy->isMainThread() || (m_proxy->isImplThread() && m_proxy->isMainThreadBlocked()));
     BackingList newEvictedBackings;
     for (BackingList::const_iterator it = m_evictedBackings.begin(); it != m_evictedBackings.end(); ++it) {
         PrioritizedTexture::Backing* backing = (*it);
@@ -333,7 +334,7 @@ bool PrioritizedTextureManager::linkedEvictedBackingsExist() const
 
 void PrioritizedTextureManager::registerTexture(PrioritizedTexture* texture)
 {
-    DCHECK(Proxy::isMainThread());
+    DCHECK(m_proxy->isMainThread());
     DCHECK(texture);
     DCHECK(!texture->textureManager());
     DCHECK(!texture->backing());
@@ -346,7 +347,7 @@ void PrioritizedTextureManager::registerTexture(PrioritizedTexture* texture)
 
 void PrioritizedTextureManager::unregisterTexture(PrioritizedTexture* texture)
 {
-    DCHECK(Proxy::isMainThread() || (Proxy::isImplThread() && Proxy::isMainThreadBlocked()));
+    DCHECK(m_proxy->isMainThread() || (m_proxy->isImplThread() && m_proxy->isMainThreadBlocked()));
     DCHECK(texture);
     DCHECK(ContainsKey(m_textures, texture));
 
@@ -358,14 +359,14 @@ void PrioritizedTextureManager::unregisterTexture(PrioritizedTexture* texture)
 
 void PrioritizedTextureManager::returnBackingTexture(PrioritizedTexture* texture)
 {
-    DCHECK(Proxy::isMainThread() || (Proxy::isImplThread() && Proxy::isMainThreadBlocked()));
+    DCHECK(m_proxy->isMainThread() || (m_proxy->isImplThread() && m_proxy->isMainThreadBlocked()));
     if (texture->backing())
         texture->unlink();
 }
 
 PrioritizedTexture::Backing* PrioritizedTextureManager::createBacking(IntSize size, GLenum format, ResourceProvider* resourceProvider)
 {
-    DCHECK(Proxy::isImplThread() && Proxy::isMainThreadBlocked());
+    DCHECK(m_proxy->isImplThread() && m_proxy->isMainThreadBlocked());
     DCHECK(resourceProvider);
     ResourceProvider::ResourceId resourceId = resourceProvider->createResource(m_pool, size, format, ResourceProvider::TextureUsageAny);
     PrioritizedTexture::Backing* backing = new PrioritizedTexture::Backing(resourceId, resourceProvider, size, format);
@@ -375,7 +376,7 @@ PrioritizedTexture::Backing* PrioritizedTextureManager::createBacking(IntSize si
 
 void PrioritizedTextureManager::evictFirstBackingResource(ResourceProvider* resourceProvider)
 {
-    DCHECK(Proxy::isImplThread());
+    DCHECK(m_proxy->isImplThread());
     DCHECK(resourceProvider);
     DCHECK(!m_backings.empty());
     PrioritizedTexture::Backing* backing = m_backings.front();
@@ -393,7 +394,7 @@ void PrioritizedTextureManager::evictFirstBackingResource(ResourceProvider* reso
 void PrioritizedTextureManager::assertInvariants()
 {
 #ifndef NDEBUG
-    DCHECK(Proxy::isImplThread() && Proxy::isMainThreadBlocked());
+    DCHECK(m_proxy->isImplThread() && m_proxy->isMainThreadBlocked());
 
     // If we hit any of these asserts, there is a bug in this class. To see
     // where the bug is, call this function at the beginning and end of