Fix valgrind failures in PhishingTermFeatureExtractor and remove supressions for said failures.

tools/valgrind/memcheck/suppressions.txt

Index: tools/valgrind/memcheck/suppressions.txt
diff --git a/tools/valgrind/memcheck/suppressions.txt b/tools/valgrind/memcheck/suppressions.txt
index 23b446fef58a232f857632ce8c5a9e88b3f0297b..6a0bdf619595eb4b5cd0cab1574bf94cf7e49493 100644
--- a/tools/valgrind/memcheck/suppressions.txt
+++ b/tools/valgrind/memcheck/suppressions.txt
@@ -5243,58 +5243,6 @@
    fun:_ZN14RunnableMethodIN3net16HostResolverImpl3JobEMS2_FvRKN4base9TimeTicksEjE6Tuple2IS4_jEE13ReleaseCalleeEv
    fun:_ZN14RunnableMethodIN3net16HostResolverImpl3JobEMS2_FvRKN4base9TimeTicksEjE6Tuple2IS4_jEED0Ev
 }
-{
-   bug_92267_a
-   Memcheck:Addr2
-   fun:_ZNK9__gnu_cxx4hashIN4base13StringPiece16EEclERKS2_
-   fun:_ZNK9__gnu_cxx9hashtableISt4pairIKN4base13StringPiece16ESt14_List_iteratorIS1_IS3_bEEES3_NS_4hashIS3_EESt10_Select1stIS8_ESt8equal_toIS3_ESaIS7_EE14_M_bkt_num_keyERS4_j
-   fun:_ZNK9__gnu_cxx9hashtableISt4pairIKN4base13StringPiece16ESt14_List_iteratorIS1_IS3_bEEES3_NS_4hashIS3_EESt10_Select1stIS8_ESt8equal_toIS3_ESaIS7_EE14_M_bkt_num_keyERS4_
-   fun:_ZN9__gnu_cxx9hashtableISt4pairIKN4base13StringPiece16ESt14_List_iteratorIS1_IS3_bEEES3_NS_4hashIS3_EESt10_Select1stIS8_ESt8equal_toIS3_ESaIS7_EE5eraseERS4_
-   fun:_ZN9__gnu_cxx8hash_mapIN4base13StringPiece16ESt14_List_iteratorISt4pairIS2_bEENS_4hashIS2_EESt8equal_toIS2_ESaIS6_EE5eraseERKS2_
-   fun:_ZN4base12MRUCacheBaseINS_13StringPiece16EbNS_19MRUCacheNullDeletorIbEENS_15MRUCacheHashMapEE5EraseESt14_List_iteratorISt4pairIS1_bEE
-   fun:_ZN4base12MRUCacheBaseINS_13StringPiece16EbNS_19MRUCacheNullDeletorIbEENS_15MRUCacheHashMapEED2Ev
-   fun:_ZN4base15HashingMRUCacheINS_13StringPiece16EbED1Ev
-   fun:_ZN13safe_browsing28PhishingTermFeatureExtractorD1Ev
-   fun:_ZN10scoped_ptrIN13safe_browsing28PhishingTermFeatureExtractorEED1Ev
-   fun:_ZN13safe_browsing32PhishingTermFeatureExtractorTestD2Ev
-   fun:_ZN13safe_browsing50PhishingTermFeatureExtractorTest_Continuation_TestD0Ev
-   fun:_ZN7testing4Test11DeleteSelf_Ev
-   fun:_ZN7testing8internal38HandleSehExceptionsInMethodIfSupportedINS_4TestEvEET0_PT_MS4_FS3_vEPKc
-   fun:_ZN7testing8internal35HandleExceptionsInMethodIfSupportedINS_4TestEvEET0_PT_MS4_FS3_vEPKc
-   fun:_ZN7testing8TestInfo3RunEv
-   fun:_ZN7testing8TestCase3RunEv
-   fun:_ZN7testing8internal12UnitTestImpl11RunAllTestsEv
-   fun:_ZN7testing8internal38HandleSehExceptionsInMethodIfSupportedINS0_12UnitTestImplEbEET0_PT_MS4_FS3_vEPKc
-   fun:_ZN7testing8internal35HandleExceptionsInMethodIfSupportedINS0_12UnitTestImplEbEET0_PT_MS4_FS3_vEPKc
-   fun:_ZN7testing8UnitTest3RunEv
-   fun:_ZN4base9TestSuite3RunEv
-}
-{
-   bug_92267_b
-   Memcheck:Addr2
-   fun:_ZN4base9c16memcmpEPKtS1_j
-   fun:_ZN4base20string16_char_traits7compareEPKtS2_j
-   fun:_ZN4base13StringPiece1610wordmemcmpEPKtS2_j
-   fun:_ZN4baseeqERKNS_13StringPiece16ES2_
-   fun:_ZNKSt8equal_toIN4base13StringPiece16EEclERKS1_S4_
-   fun:_ZN9__gnu_cxx9hashtableISt4pairIKN4base13StringPiece16ESt14_List_iteratorIS1_IS3_bEEES3_NS_4hashIS3_EESt10_Select1stIS8_ESt8equal_toIS3_ESaIS7_EE5eraseERS4_
-   fun:_ZN9__gnu_cxx8hash_mapIN4base13StringPiece16ESt14_List_iteratorISt4pairIS2_bEENS_4hashIS2_EESt8equal_toIS2_ESaIS6_EE5eraseERKS2_
-   fun:_ZN4base12MRUCacheBaseINS_13StringPiece16EbNS_19MRUCacheNullDeletorIbEENS_15MRUCacheHashMapEE5EraseESt14_List_iteratorISt4pairIS1_bEE
-   fun:_ZN4base12MRUCacheBaseINS_13StringPiece16EbNS_19MRUCacheNullDeletorIbEENS_15MRUCacheHashMapEED2Ev
-   fun:_ZN4base15HashingMRUCacheINS_13StringPiece16EbED1Ev
-   fun:_ZN13safe_browsing28PhishingTermFeatureExtractorD1Ev
-   fun:_ZN10scoped_ptrIN13safe_browsing28PhishingTermFeatureExtractorEED1Ev
-   fun:_ZN13safe_browsing32PhishingTermFeatureExtractorTestD2Ev
-   fun:_ZN13safe_browsing50PhishingTermFeatureExtractorTest_Continuation_TestD0Ev
-   fun:_ZN7testing4Test11DeleteSelf_Ev
-   fun:_ZN7testing8internal38HandleSehExceptionsInMethodIfSupportedINS_4TestEvEET0_PT_MS4_FS3_vEPKc
-   fun:_ZN7testing8internal35HandleExceptionsInMethodIfSupportedINS_4TestEvEET0_PT_MS4_FS3_vEPKc
-   fun:_ZN7testing8TestInfo3RunEv
-   fun:_ZN7testing8TestCase3RunEv
-   fun:_ZN7testing8internal12UnitTestImpl11RunAllTestsEv
-   fun:_ZN7testing8internal38HandleSehExceptionsInMethodIfSupportedINS0_12UnitTestImplEbEET0_PT_MS4_FS3_vEPKc
-   fun:_ZN7testing8internal35HandleExceptionsInMethodIfSupportedINS0_12UnitTestImplEbEET0_PT_MS4_FS3_vEPKc
-}
 
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