Make build-memcheck-for-chromium.sh build the binaries from valgrind-variant...

binaries/mac_10.6/lib/valgrind/default.supp

 # This is a generated file, composed of the following suppression rules:
 #  exp-ptrcheck.supp xfree-3.supp xfree-4.supp darwin10-drd.supp darwin10.supp
 {
    lib-X11-used-old-pointer-after-realloc-1
    exp-ptrcheck:Heap
    fun:strlen
    obj:/usr/lib*/libX11.so*
    obj:/usr/lib*/libX11.so*
 }
 {
@@ skipping 40 matching lines @@
 
 {
    Occurs on Fedora 7--9?
    exp-ptrcheck:Heap
    fun:_dl_fini
    fun:exit
    fun:(below main)
 }
 
 
+# Invalid read of size 16
+#    at 0x5643A5C: ??? (strcpy.S:94)
+#    by 0x50C6A99: XtResolvePathname (in /usr/lib/libXt.so.6.0.0)
+#    by 0x50C3856: XtScreenDatabase (in /usr/lib/libXt.so.6.0.0)
+#    by 0x50C4386: _XtDisplayInitialize (in /usr/lib/libXt.so.6.0.0)
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libX*so*
+}
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept - 2
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libICE*so*
+}
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept - 3
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libglib*so*
+}
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept - 4
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libfontconfig*so*
+}
+
 ##----------------------------------------------------------------------##
 
 # Errors to suppress by default with XFree86 3.3.6)
 
 # Format of this file is:
 # {
 #     name_of_suppression
 #     tool_name:supp_kind
 #     (optional extra info for some suppression types)
 #     caller0 name, or /name/of/so/file.so
@@ skipping 543 matching lines @@
 }
 
 # DRD suppressions for Darwin 10.x / Mac OS X 10.6 Snow Leopard
 
 # Suppressions for Darwin 10.x / Mac OS X 10.6 Snow Leopard
 
 ##----------------------------------------------------------------------##
 # Memcheck
 ##----------------------------------------------------------------------##
 
+# afaict this is legit.  Might be caused by setenv("VAR=")
+# where the value string is empty (not sure)
+{
+   macos-Cond-7
+   Memcheck:Cond
+   fun:__setenv
+}
+
 # From Jesse Ruderman.
 {
    Mac OS X 10.6.4. rdar://8145289. "new[]" paired with "delete" in the DesktopServicesPriv framework.
    Memcheck:Free
    fun:_ZdlPv
    fun:_ZN5TChar18RemovePtrReferenceEv
  }
 
 # From Jesse Ruderman.
 {
    Mac OS X 10.6.4. rdar://8145318. Uninitialized memory from HIMenuBarView::MeasureAppMenus is used in HIMenuBarView::SetAdjustTextTitleBoundsAtIndex.
    Memcheck:Cond
    fun:_ZN13HIMenuBarView31SetAdjustTextTitleBoundsAtIndexEih
    fun:_ZN13HIMenuBarView15MeasureAppMenusEv
- }
+}
+
+{
+   TFontFeatures::TFontFeatures(CGFont*) (in CoreText.framework)
+   Memcheck:Cond
+   fun:_ZN13TFontFeaturesC2EP6CGFont
+   fun:_ZNK9TBaseFont12CopyFeaturesEv
+}