Made the D3D objects returned by RenderStateCache into weak pointers.

src/libGLESv2/renderer/RenderStateCache.cpp

@@ -96,7 +96,6 @@ ID3D11BlendState *RenderStateCache::getBlendState(const gl::BlendState &blendSta
     if (i != mBlendStateCache.end())
     {
         BlendStateCounterPair &state = i->second;
-        state.first->AddRef();
         state.second = mCounter++;
         return state.first;
     }
@@ -156,7 +155,6 @@ ID3D11BlendState *RenderStateCache::getBlendState(const gl::BlendState &blendSta
 
         mBlendStateCache.insert(std::make_pair(blendState, std::make_pair(dx11BlendState, mCounter++)));
 
-        dx11BlendState->AddRef();
         return dx11BlendState;
     }
 }
@@ -193,7 +191,6 @@ ID3D11RasterizerState *RenderStateCache::getRasterizerState(const gl::Rasterizer
     if (i != mRasterizerStateCache.end())
     {
         RasterizerStateCounterPair &state = i->second;
-        state.first->AddRef();
         state.second = mCounter++;
         return state.first;
     }
@@ -238,7 +235,6 @@ ID3D11RasterizerState *RenderStateCache::getRasterizerState(const gl::Rasterizer
 
         mRasterizerStateCache.insert(std::make_pair(key, std::make_pair(dx11RasterizerState, mCounter++)));
 
-        dx11RasterizerState->AddRef();
         return dx11RasterizerState;
     }
 }
@@ -269,7 +265,6 @@ ID3D11DepthStencilState* RenderStateCache::getDepthStencilState(const gl::DepthS
     if (i != mDepthStencilStateCache.end())
     {
         DepthStencilStateCounterPair &state = i->second;
-        state.first->AddRef();
         state.second = mCounter++;
         return state.first;
     }
@@ -318,7 +313,6 @@ ID3D11DepthStencilState* RenderStateCache::getDepthStencilState(const gl::DepthS
 
         mDepthStencilStateCache.insert(std::make_pair(dsState, std::make_pair(dx11DepthStencilState, mCounter++)));
 
-        dx11DepthStencilState->AddRef();
         return dx11DepthStencilState;
     }
 }
@@ -349,7 +343,6 @@ ID3D11SamplerState* RenderStateCache::getSamplerState(const gl::SamplerState &sa
     if (i != mSamplerStateCache.end())
     {
         SamplerStateCounterPair &state = i->second;
-        state.first->AddRef();
         state.second = mCounter++;
         return state.first;
     }
@@ -397,7 +390,6 @@ ID3D11SamplerState* RenderStateCache::getSamplerState(const gl::SamplerState &sa
 
         mSamplerStateCache.insert(std::make_pair(samplerState, std::make_pair(dx11SamplerState, mCounter++)));
 
-        dx11SamplerState->AddRef();
         return dx11SamplerState;
     }
 }

src/libGLESv2/renderer/Renderer11.cpp

@@ -287,10 +287,6 @@ void Renderer11::setSamplerState(gl::SamplerType type, int index, const gl::Samp
 
             mDeviceContext->PSSetSamplers(index, 1, &dxSamplerState);
 
-            if (dxSamplerState)
-            {
-                dxSamplerState->Release();
-            }
             mCurPixelSamplerStates[index] = samplerState;
         }
 
@@ -316,10 +312,6 @@ void Renderer11::setSamplerState(gl::SamplerType type, int index, const gl::Samp
 
             mDeviceContext->VSSetSamplers(index, 1, &dxSamplerState);
 
-            if (dxSamplerState)
-            {
-                dxSamplerState->Release();
-            }
             mCurVertexSamplerStates[index] = samplerState;
         }
 
@@ -383,10 +375,6 @@ void Renderer11::setRasterizerState(const gl::RasterizerState &rasterState)
 
         mDeviceContext->RSSetState(dxRasterState);
 
-        if (dxRasterState)
-        {
-            dxRasterState->Release();
-        }
         mCurRasterState = rasterState;
     }
 
@@ -411,10 +399,6 @@ void Renderer11::setBlendState(const gl::BlendState &blendState, const gl::Color
         const float blendColors[] = { blendColor.red, blendColor.green, blendColor.blue, blendColor.alpha };
         mDeviceContext->OMSetBlendState(dxBlendState, blendColors, sampleMask);
 
-        if (dxBlendState)
-        {
-            dxBlendState->Release();
-        }
         mCurBlendState = blendState;
         mCurBlendColor = blendColor;
         mCurSampleMask = sampleMask;
@@ -448,10 +432,6 @@ void Renderer11::setDepthStencilState(const gl::DepthStencilState &depthStencilS
 
         mDeviceContext->OMSetDepthStencilState(dxDepthStencilState, static_cast<UINT>(stencilRef));
 
-        if (dxDepthStencilState)
-        {
-            dxDepthStencilState->Release();
-        }
         mCurDepthStencilState = depthStencilState;
         mCurStencilRef = stencilRef;
         mCurStencilBackRef = stencilBackRef;