Revert "Fix ResourceManager create-on-bind reallocations."

Build break on GPU FYI Bots on Linux/Mac:

http://build.chromium.org/p/chromium.gpu.fyi/builders/GPU%20Mac%20Builder/builds/28092

This reverts commit 61ce1a414e74f6a72a520d6adf59bff13aff03a0.

Change-Id: If2e7fb35c769708a783a32932b777dc97eaba8a4
Reviewed-on: https://chromium-review.googlesource.com/261590
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
diff --git a/src/libANGLE/ResourceManager.cpp b/src/libANGLE/ResourceManager.cpp
index aaf144c..71a6a32 100644
--- a/src/libANGLE/ResourceManager.cpp
+++ b/src/libANGLE/ResourceManager.cpp
@@ -356,84 +356,33 @@
     mRenderbufferMap[handle] = buffer;
 }
 
-void ResourceManager::checkBufferAllocation(GLuint handle)
+void ResourceManager::checkBufferAllocation(unsigned int buffer)
 {
-    if (handle != 0)
+    if (buffer != 0 && !getBuffer(buffer))
     {
-        auto bufferMapIt = mBufferMap.find(handle);
-        bool handleAllocated = (bufferMapIt != mBufferMap.end());
-
-        if (handleAllocated && bufferMapIt->second != nullptr)
-        {
-            return;
-        }
-
-        Buffer *buffer = new Buffer(mFactory->createBuffer(), handle);
-        buffer->addRef();
-
-        if (handleAllocated)
-        {
-            bufferMapIt->second = buffer;
-        }
-        else
-        {
-            mBufferHandleAllocator.reserve(handle);
-            mBufferMap[handle] = buffer;
-        }
+        Buffer *bufferObject = new Buffer(mFactory->createBuffer(), buffer);
+        mBufferMap[buffer] = bufferObject;
+        bufferObject->addRef();
     }
 }
 
-void ResourceManager::checkTextureAllocation(GLuint handle, GLenum type)
+void ResourceManager::checkTextureAllocation(GLuint texture, GLenum type)
 {
-    if (handle != 0)
+    if (!getTexture(texture) && texture != 0)
     {
-        auto textureMapIt = mTextureMap.find(handle);
-        bool handleAllocated = (textureMapIt != mTextureMap.end());
-
-        if (handleAllocated && textureMapIt->second != nullptr)
-        {
-            return;
-        }
-
-        Texture *texture = new Texture(mFactory->createTexture(type), handle, type);
-        texture->addRef();
-
-        if (handleAllocated)
-        {
-            textureMapIt->second = texture;
-        }
-        else
-        {
-            mTextureHandleAllocator.reserve(handle);
-            mTextureMap[handle] = texture;
-        }
+        Texture *textureObject = new Texture(mFactory->createTexture(type), texture, type);
+        mTextureMap[texture] = textureObject;
+        textureObject->addRef();
     }
 }
 
-void ResourceManager::checkRenderbufferAllocation(GLuint handle)
+void ResourceManager::checkRenderbufferAllocation(GLuint renderbuffer)
 {
-    if (handle != 0)
+    if (renderbuffer != 0 && !getRenderbuffer(renderbuffer))
     {
-        auto renderbufferMapIt = mRenderbufferMap.find(handle);
-        bool handleAllocated = (renderbufferMapIt != mRenderbufferMap.end());
-
-        if (handleAllocated && renderbufferMapIt->second != nullptr)
-        {
-            return;
-        }
-
-        Renderbuffer *renderbuffer = new Renderbuffer(mFactory->createRenderbuffer(), handle);
-        renderbuffer->addRef();
-
-        if (handleAllocated)
-        {
-            renderbufferMapIt->second = renderbuffer;
-        }
-        else
-        {
-            mRenderbufferHandleAllocator.reserve(handle);
-            mRenderbufferMap[handle] = renderbuffer;
-        }
+        Renderbuffer *renderbufferObject = new Renderbuffer(mFactory->createRenderbuffer(), renderbuffer);
+        mRenderbufferMap[renderbuffer] = renderbufferObject;
+        renderbufferObject->addRef();
     }
 }
 
@@ -444,7 +393,6 @@
         Sampler *samplerObject = new Sampler(sampler);
         mSamplerMap[sampler] = samplerObject;
         samplerObject->addRef();
-        // Samplers cannot be created via Bind
     }
 }