Memory sheriffing:

 - suppress a NULL deref in blink::FocusController::focusedOrMainFrame() (issue 470055)
 - extend the suppression for leaks from content::ServiceRegistryImpl::Bind (issue 455732)

BUG=470055,455732
TBR=thakis@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/1033573003

Cr-Commit-Position: refs/heads/master@{#321980}

tools/valgrind/drmemory/suppressions_full.txt

@@ -1915,3 +1915,10 @@ name=bug_468169
 *!nonrd_select_partition
 *!encode_nonrd_sb_row
 *!vp9_encode_tile
+
+UNADDRESSABLE ACCESS
+name=bug_470055
+blink_web.dll!blink::*::focused*Frame
+blink_web.dll!blink::WebFrameWidgetImpl::selectionBounds
+content.dll!content::RenderWidget::UpdateSelectionBounds
+content.dll!content::RenderWidget::willBeginCompositorFrame

tools/valgrind/memcheck/suppressions.txt

@@ -3629,9 +3629,6 @@
    Memcheck:Leak
    fun:_Znw*
    ...
-   fun:_ZN4mojo7BindingINS_15ServiceProviderEE4BindENS_16ScopedHandleBaseINS_17MessagePipeHandleEEEPK15MojoAsyncWaiter
-   fun:_ZN4mojo7BindingINS_15ServiceProviderEE4BindENS_16InterfaceRequestIS1_EEPK15MojoAsyncWaiter
-   fun:_ZN7content19ServiceRegistryImpl4BindEN4mojo16InterfaceRequestINS1_15ServiceProviderEEE
    fun:_ZN7content12_GLOBAL__N_120ApplicationSetupImpl24ExchangeServiceProvidersEN4mojo16InterfaceRequestINS2_15ServiceProviderEEENS2_12InterfacePtrIS4_EE
    fun:_ZN7content20ApplicationSetupStub6AcceptEPN4mojo7MessageE
    fun:_ZN4mojo8internal6Router21HandleIncomingMessageEPNS_7MessageE
@@ -3656,4 +3653,3 @@
    fun:_ZN4base12_GLOBAL__N_112WorkerThread10ThreadMainEv
    fun:_ZN4base12_GLOBAL__N_110ThreadFuncEPv
 }
-