Remove kinda-duplicate function.

GPU/Common/TextureCacheCommon.cpp

@@ -817,7 +817,7 @@ void TextureCacheCommon::HandleTextureChange(TexCacheEntry *const entry, const c
 	gpuStats.numTextureInvalidations++;
 	DEBUG_LOG(G3D, "Texture different or overwritten, reloading at %08x: %s", entry->addr, reason);
 	if (doDelete) {
-		InvalidateLastTexture();
+		ForgetLastTexture();
 		ReleaseTexture(entry, true);
 		entry->status &= ~TexCacheEntry::STATUS_IS_SCALED;
 	}
@@ -1990,7 +1990,7 @@ void TextureCacheCommon::ApplyTexture() {
 	TexCacheEntry *entry = nextTexture_;
 	if (!entry) {
 		// Maybe we bound a framebuffer?
-		InvalidateLastTexture();
+		ForgetLastTexture();
 		if (failedTexture_) {
 			// Backends should handle this by binding a black texture with 0 alpha.
 			BindTexture(nullptr);
@@ -2050,7 +2050,7 @@ void TextureCacheCommon::ApplyTexture() {
 	if (nextNeedsRebuild_) {
 		_assert_(!entry->texturePtr);
 		BuildTexture(entry);
-		InvalidateLastTexture();
+		ForgetLastTexture();
 	}
 
 	if (entry->status & TexCacheEntry::STATUS_CLUT_GPU) {
@@ -2205,7 +2205,7 @@ void TextureCacheCommon::ApplyTextureFramebuffer(VirtualFramebuffer *framebuffer
 			gstate_c.SetTextureFullAlpha(alphaStatus == CHECKALPHA_FULL);
 
 			draw_->Invalidate(InvalidationFlags::CACHED_RENDER_STATE);
-			InvalidateLastTexture();
+			ForgetLastTexture();
 			return;
 		}
 

GPU/Common/TextureCacheCommon.h

@@ -329,7 +329,6 @@ public:
 	TextureShaderCache *GetTextureShaderCache() { return textureShaderCache_; }
 
 	virtual void ForgetLastTexture() = 0;
-	virtual void InvalidateLastTexture() = 0;
 	virtual void Clear(bool delete_them);
 	virtual void NotifyConfigChanged();
 	virtual void ApplySamplingParams(const SamplerCacheKey &key) = 0;

GPU/D3D11/TextureCacheD3D11.cpp

@@ -179,20 +179,16 @@ void TextureCacheD3D11::ReleaseTexture(TexCacheEntry *entry, bool delete_them) {
 }
 
 void TextureCacheD3D11::ForgetLastTexture() {
-	InvalidateLastTexture();
+	lastBoundTexture = INVALID_TEX;
 
 	ID3D11ShaderResourceView *nullTex[4]{};
 	context_->PSSetShaderResources(0, 4, nullTex);
 }
 
-void TextureCacheD3D11::InvalidateLastTexture() {
-	lastBoundTexture = INVALID_TEX;
-}
-
 void TextureCacheD3D11::StartFrame() {
 	TextureCacheCommon::StartFrame();
 
-	InvalidateLastTexture();
+	lastBoundTexture = INVALID_TEX;
 	timesInvalidatedAllThisFrame_ = 0;
 	replacementTimeThisFrame_ = 0.0;
 
@@ -268,9 +264,7 @@ void TextureCacheD3D11::ApplySamplingParams(const SamplerCacheKey &key) {
 }
 
 void TextureCacheD3D11::Unbind() {
-	ID3D11ShaderResourceView *nullView = nullptr;
-	context_->PSSetShaderResources(0, 1, &nullView);
-	InvalidateLastTexture();
+	ForgetLastTexture();
 }
 
 void TextureCacheD3D11::BindAsClutTexture(Draw::Texture *tex, bool smooth) {

GPU/D3D11/TextureCacheD3D11.h

@@ -51,7 +51,6 @@ public:
 	void SetFramebufferManager(FramebufferManagerD3D11 *fbManager);
 
 	void ForgetLastTexture() override;
-	void InvalidateLastTexture() override;
 
 	bool GetCurrentTextureDebug(GPUDebugBuffer &buffer, int level, bool *isFramebuffer) override;
 

GPU/Directx9/TextureCacheDX9.cpp

@@ -111,7 +111,7 @@ void TextureCacheDX9::ReleaseTexture(TexCacheEntry *entry, bool delete_them) {
 	}
 }
 
-void TextureCacheDX9::InvalidateLastTexture() {
+void TextureCacheDX9::ForgetLastTexture() {
 	lastBoundTexture = INVALID_TEX;
 }
 
@@ -154,7 +154,7 @@ void TextureCacheDX9::ApplySamplingParams(const SamplerCacheKey &key) {
 void TextureCacheDX9::StartFrame() {
 	TextureCacheCommon::StartFrame();
 
-	InvalidateLastTexture();
+	lastBoundTexture = nullptr;
 	timesInvalidatedAllThisFrame_ = 0;
 	replacementTimeThisFrame_ = 0.0;
 
@@ -229,7 +229,7 @@ void TextureCacheDX9::BindTexture(TexCacheEntry *entry) {
 
 void TextureCacheDX9::Unbind() {
 	device_->SetTexture(0, nullptr);
-	InvalidateLastTexture();
+	ForgetLastTexture();
 }
 
 void TextureCacheDX9::BindAsClutTexture(Draw::Texture *tex, bool smooth) {

GPU/Directx9/TextureCacheDX9.h

@@ -38,10 +38,7 @@ public:
 
 	void SetFramebufferManager(FramebufferManagerDX9 *fbManager);
 
-	void ForgetLastTexture() override {
-		InvalidateLastTexture();
-	}
-	void InvalidateLastTexture() override;
+	void ForgetLastTexture() override;
 
 	bool GetCurrentTextureDebug(GPUDebugBuffer &buffer, int level, bool *isFramebuffer) override;
 

GPU/GLES/TextureCacheGLES.cpp

@@ -143,7 +143,7 @@ static void ConvertColors(void *dstBuf, const void *srcBuf, Draw::DataFormat dst
 void TextureCacheGLES::StartFrame() {
 	TextureCacheCommon::StartFrame();
 
-	InvalidateLastTexture();
+	ForgetLastTexture();
 	timesInvalidatedAllThisFrame_ = 0;
 	replacementTimeThisFrame_ = 0.0;
 
@@ -234,7 +234,7 @@ void TextureCacheGLES::BindTexture(TexCacheEntry *entry) {
 
 void TextureCacheGLES::Unbind() {
 	render_->BindTexture(TEX_SLOT_PSP_TEXTURE, nullptr);
-	InvalidateLastTexture();
+	ForgetLastTexture();
 }
 
 void TextureCacheGLES::BindAsClutTexture(Draw::Texture *tex, bool smooth) {
@@ -385,7 +385,7 @@ Draw::DataFormat TextureCacheGLES::GetDestFormat(GETextureFormat format, GEPalet
 }
 
 bool TextureCacheGLES::GetCurrentTextureDebug(GPUDebugBuffer &buffer, int level, bool *isFramebuffer) {
-	InvalidateLastTexture();
+	ForgetLastTexture();
 	SetTexture();
 	if (!nextTexture_) {
 		return GetCurrentFramebufferTextureDebug(buffer, isFramebuffer);

GPU/GLES/TextureCacheGLES.h

@@ -51,9 +51,6 @@ public:
 	void ForgetLastTexture() override {
 		lastBoundTexture = nullptr;
 	}
-	void InvalidateLastTexture() override {
-		lastBoundTexture = nullptr;
-	}
 
 	bool GetCurrentTextureDebug(GPUDebugBuffer &buffer, int level, bool *isFramebuffer) override;
 

GPU/Vulkan/TextureCacheVulkan.cpp

@@ -329,7 +329,6 @@ static const VkFilter MagFiltVK[2] = {
 void TextureCacheVulkan::StartFrame() {
 	TextureCacheCommon::StartFrame();
 
-	InvalidateLastTexture();
 	textureShaderCache_->Decimate();
 
 	timesInvalidatedAllThisFrame_ = 0;
@@ -419,7 +418,6 @@ void TextureCacheVulkan::ApplySamplingParams(const SamplerCacheKey &key) {
 void TextureCacheVulkan::Unbind() {
 	imageView_ = VK_NULL_HANDLE;
 	curSampler_ = VK_NULL_HANDLE;
-	InvalidateLastTexture();
 }
 
 void TextureCacheVulkan::BindAsClutTexture(Draw::Texture *tex, bool smooth) {

GPU/Vulkan/TextureCacheVulkan.h

@@ -72,8 +72,6 @@ public:
 	}
 
 	void ForgetLastTexture() override {}
-	void InvalidateLastTexture() override {}
-
 	void NotifyConfigChanged() override;
 
 	void GetVulkanHandles(VkImageView &imageView, VkSampler &sampler) {