Bug 1280827 - Remove some obsolete OS X version checks in gfx/. r=jrmuizel.

gfx/gl/GLContext.cpp

@@ -1017,15 +1017,9 @@ GLContext::InitWithPrefixImpl(const char* prefix, bool trygl)
             mMaxRenderbufferSize   = std::min(mMaxRenderbufferSize,   4096);
             mNeedsTextureSizeChecks = true;
         } else if (mVendor == GLVendor::NVIDIA) {
-            if (nsCocoaFeatures::OnMountainLionOrLater()) {
-                // See bug 879656.  8192 fails, 8191 works.
-                mMaxTextureSize = std::min(mMaxTextureSize, 8191);
-                mMaxRenderbufferSize = std::min(mMaxRenderbufferSize, 8191);
-            } else {
-                // See bug 877949.
-                mMaxTextureSize = std::min(mMaxTextureSize, 4096);
-                mMaxRenderbufferSize = std::min(mMaxRenderbufferSize, 4096);
-            }
+            // See bug 879656.  8192 fails, 8191 works.
+            mMaxTextureSize = std::min(mMaxTextureSize, 8191);
+            mMaxRenderbufferSize = std::min(mMaxRenderbufferSize, 8191);
 
             // Part of the bug 879656, but it also doesn't hurt the 877949
             mNeedsTextureSizeChecks = true;

gfx/gl/GLContextFeatures.cpp

@@ -6,10 +6,6 @@
 #include "GLContext.h"
 #include "nsPrintfCString.h"
 
-#ifdef XP_MACOSX
-#include "nsCocoaFeatures.h"
-#endif
-
 namespace mozilla {
 namespace gl {
 
@@ -885,16 +881,6 @@ GLContext::InitFeatures()
                           GetFeatureName(feature));
         }
     }
-
-    if (WorkAroundDriverBugs()) {
-#ifdef XP_MACOSX
-        // MacOSX 10.6 reports to support EXT_framebuffer_sRGB and EXT_texture_sRGB but
-        // fails to convert from sRGB to linear when reading from an sRGB texture attached
-        // to an FBO. (bug 843668)
-        if (!nsCocoaFeatures::OnLionOrLater())
-            MarkUnsupported(GLFeature::sRGB_framebuffer);
-#endif // XP_MACOSX
-    }
 }
 
 void

gfx/layers/opengl/CompositorOGL.cpp

@@ -46,10 +46,6 @@
 #include "TexturePoolOGL.h"
 #endif
 
-#ifdef XP_MACOSX
-#include "nsCocoaFeatures.h"
-#endif
-
 #include "GeckoProfiler.h"
 
 namespace mozilla {
@@ -1439,21 +1435,6 @@ CompositorOGL::DrawQuad(const Rect& aRect,
       // Pass 2.
       gl()->fBlendFuncSeparate(LOCAL_GL_ONE, LOCAL_GL_ONE,
                                LOCAL_GL_ONE, LOCAL_GL_ONE);
-
-#ifdef XP_MACOSX
-      if (gl()->WorkAroundDriverBugs() &&
-          gl()->Vendor() == GLVendor::NVIDIA &&
-          !nsCocoaFeatures::OnMavericksOrLater()) {
-        // Bug 987497: With some GPUs the nvidia driver on 10.8 and below
-        // won't pick up the TexturePass2 uniform change below if we don't do
-        // something to force it. Re-activating the shader seems to be one way
-        // of achieving that.
-        GLint program;
-        mGLContext->fGetIntegerv(LOCAL_GL_CURRENT_PROGRAM, &program);
-        mGLContext->fUseProgram(program);
-      }
-#endif
-
       program->SetTexturePass2(true);
       BindAndDrawQuadWithTextureRect(program,
                                      aRect,

gfx/thebes/gfxFontEntry.cpp

@@ -38,10 +38,6 @@
 #include "gfxMathTable.h"
 #include "gfx2DGlue.h"
 
-#if defined(XP_MACOSX)
-#include "nsCocoaFeatures.h"
-#endif
-
 #include "cairo.h"
 
 #include "harfbuzz/hb.h"
@@ -1775,13 +1771,6 @@ gfxFontFamily::ReadFaceNames(gfxPlatformFontList *aPlatformFontList,
 
     bool asyncFontLoaderDisabled = false;
 
-#if defined(XP_MACOSX)
-    // bug 975460 - async font loader crashes sometimes under 10.6, disable
-    if (!nsCocoaFeatures::OnLionOrLater()) {
-        asyncFontLoaderDisabled = true;
-    }
-#endif
-
     if (!mOtherFamilyNamesInitialized &&
         aFontInfoData &&
         aFontInfoData->mLoadOtherNames &&

gfx/thebes/gfxMacPlatformFontList.mm

@@ -1206,10 +1206,7 @@ public:
 
     virtual void Load() {
         nsAutoreleasePool localPool;
-        // bug 975460 - async font loader crashes sometimes under 10.6, disable
-        if (nsCocoaFeatures::OnLionOrLater()) {
-            FontInfoData::Load();
-        }
+        FontInfoData::Load();
     }
 
     // loads font data for all members of a given family

gfx/thebes/gfxPlatformMac.cpp

@@ -24,7 +24,6 @@
 #include <dlfcn.h>
 #include <CoreVideo/CoreVideo.h>
 
-#include "nsCocoaFeatures.h"
 #include "mozilla/layers/CompositorBridgeParent.h"
 #include "VsyncSource.h"
 
@@ -369,14 +368,6 @@ gfxPlatformMac::ReadAntiAliasingThreshold()
     return threshold;
 }
 
-bool
-gfxPlatformMac::UseProgressivePaint()
-{
-  // Progressive painting requires cross-process mutexes, which don't work so
-  // well on OS X 10.6 so we disable there.
-  return nsCocoaFeatures::OnLionOrLater() && gfxPlatform::UseProgressivePaint();
-}
-
 bool
 gfxPlatformMac::AccelerateLayersByDefault()
 {

gfx/thebes/gfxPlatformMac.h

@@ -76,7 +76,6 @@ public:
       return true;
     }
 
-    virtual bool UseProgressivePaint() override;
     virtual already_AddRefed<mozilla::gfx::VsyncSource> CreateHardwareVsyncSource() override;
 
     // lower threshold on font anti-aliasing